{"title":"Roof Sealants \u0026 Flashing Repairs","description":"\u003cp\u003eSealants and backing for roof joints, flashings, cladding, and gutters: silicones named for metal roofing, polyurethane sealants for movement joints, impregnated foams for depth control, and a cordless applicator for sausage packs. Pick by joint width, movement, metal, and weather.\u003c\/p\u003e","products":[{"product_id":"bostik-seal-n-flex-fc","title":"Bostik Seal 'N' Flex One P390 Polyurethane Sealant 600ml","description":"\u003cdiv role=\"main\"\u003e\n \u003cp\u003eFor expansion joints in precast panels, tilt-up concrete, brickwork, and fibre cement sheet cladding, Seal 'N' Flex One P390 Polyurethane Sealant 600ml provides a highly flexible, low-modulus barrier that accommodates joint movement without pulling away from the substrate. It is acoustic rated and meets the requirements of AS4020 for potable water contact.\u003c\/p\u003e\n\n \u003ch3\u003eHow it works\u003c\/h3\u003e\n \u003cp\u003eSeal 'N' Flex One P390 is a one-component, moisture-curing polyurethane paste that cures to form a tough, flexible seal. Because it is a low-modulus sealant (Shore A hardness of 30), it exerts minimal stress on the bond line when the joint expands or contracts. This properties profile enables the sealant to handle cyclic expansion and compression movement up to ±50% of the original installed joint width. It does not sag during application and cures at a rate of 2mm per 24 hours on porous substrates, making it suitable for vertical expansion joints in external facades.\u003c\/p\u003e\n\n \u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e±50% joint movement:\u003c\/strong\u003e Absorbs significant thermal expansion and contraction across precast panels, brickwork, and window frames without adhesive failure.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e\u0026gt; 900% elongation at break:\u003c\/strong\u003e High elasticity to stretch across widening joints under extreme thermal cycles before structural failure.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e6 to 12 hours tack-free time:\u003c\/strong\u003e Provides a working window to tool the joint while resisting early dust pick-up on site.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e7 to 14 days full cure:\u003c\/strong\u003e Reaches full cure in 7 days on porous substrates, extending to 14 days for deep joints over 20mm wide.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e6mm to 50mm joint limits:\u003c\/strong\u003e Accommodates joint depths from a minimum of 6mm up to a maximum width of 50mm, using a depth-to-width ratio of 1:1 for joints up to 12mm and 1:2 for joints between 12mm and 50mm.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhere to use it\u003c\/h3\u003e\n \u003cp\u003eThis sealant adheres to a wide range of common construction materials. It is suitable for:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003eInsitu concrete, render, precast, and tilt-up panels\u003c\/li\u003e\n \u003cli\u003eBrickwork, blockwork, and fibre cement sheet\u003c\/li\u003e\n \u003cli\u003ePlasterboard face and paper-lined recessed edges\u003c\/li\u003e\n \u003cli\u003eAluminium windows, GRC, fibreglass, and specialty panel systems\u003c\/li\u003e\n \u003cli\u003eu-PVC outlets, brass, copper fittings, and stainless steel trays\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSystem priming and preparation\u003c\/h3\u003e\n \u003cp\u003eWhile Seal 'N' Flex One P390 adheres to standard dry concrete, mortar, and bare Aluminium without a primer, specific applications require targeted preparation to prevent bond failure:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePorous substrates:\u003c\/strong\u003e For optimum performance in all periodically immersed, submerged, or high-stress applications, prime porous joint faces with \u003ca href=\"\/products\/n49-primer\"\u003eBostik N49 Primer\u003c\/a\u003e.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNon-porous substrates:\u003c\/strong\u003e For plastics and metals (including u-PVC, brass, copper, and stainless steel), prime with \u003ca href=\"\/products\/n40-primer\"\u003eBostik N40 Primer\u003c\/a\u003e using the two-cloth method before applying the sealant.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eJoint backing:\u003c\/strong\u003e Always install a backing rod before priming to control sealant depth and ensure a three-sided bond is avoided. Tool the sealant to a concave profile to distribute stress evenly.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eLimitations\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDo not use in chlorinated water such as swimming pools or spas, or in constantly immersed salt water.\u003c\/li\u003e\n \u003cli\u003eDo not apply to cement-based substrates within 28 days of the initial pour or set.\u003c\/li\u003e\n \u003cli\u003eDo not use on any materials containing bitumen, or for glazing applications.\u003c\/li\u003e\n \u003cli\u003eNot recommended for trafficable joints.\u003c\/li\u003e\n \u003cli\u003eDo not apply in temperatures below 5°C or above 35°C.\u003c\/li\u003e\n \u003cli\u003eAvoid exposure to water or alcohol before the sealant has completely cured.\u003c\/li\u003e\n \u003cli\u003eDo not finish the joint using wet tooling techniques that involve solvents, water, or detergent\/soap solutions.\u003c\/li\u003e\n \u003cli\u003eDo not apply to joints less than 5mm wide and 6mm deep, or larger than 50mm wide.\u003c\/li\u003e\n \u003cli\u003eWhite sealant may yellow on the surface under prolonged exposure to strong natural or artificial UV light.\u003c\/li\u003e\n \u003cli\u003eFor composite metallic façade systems subject to rapid daily thermal movement, early joint movement before full cure may cause permanent crimping or bulging. Bostik V70 Silicone is recommended for these high-movement metal façades.\u003c\/li\u003e\n \u003cli\u003eIf painting, wait a minimum of 7 days. Solvent-based coatings (such as enamels) may react with the sealant to create a tacky surface, and paint films may crack or craze during joint movement. Always conduct a field test first.\u003c\/li\u003e\n \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Bostik","offers":[{"title":"Box Buy (20) \/ Black","offer_id":39423167922368,"sku":"SNFFCBL\/SSG\/BOX","price":322.6,"currency_code":"AUD","in_stock":true},{"title":"Box Buy (20) \/ Grey","offer_id":48530724552896,"sku":"SNFFCGR\/SSG\/BOX","price":408.6,"currency_code":"AUD","in_stock":true},{"title":"Box Buy (20) \/ White","offer_id":48530724618432,"sku":"SNFFCWH\/SSG\/BOX","price":408.6,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/bostik-seal-n-flex-p390-sealant-expansion-joint-adheseal.png?v=1763706280"},{"product_id":"sikaflex-construction-ap","title":"Sikaflex Construction AP+ Polyurethane Sealant","description":"\u003cdiv role=\"main\"\u003e\n \u003cp\u003eFor movement and connection joints on porous substrates and general indoor or outdoor sealing, Sikaflex Construction AP+ provides a flexible, moisture-curing barrier. This polyurethane sealant manages joint movement on high-exposure facades, concrete structures, and metal connections without sagging or losing its seal.\u003c\/p\u003e\n\n \u003ch3\u003eHow it works\u003c\/h3\u003e\n \u003cp\u003eSikaflex Construction AP+ cures on exposure to atmospheric moisture to form a tough, elastic joint sealant. The polyurethane chemistry delivers non-sag performance on vertical and soffit joints up to 30 mm wide, preventing the wet sealant from slumping out of overhead or wall joints before it cures. It cures at approximately 3 mm per 24 hours, giving installers a long 160-minute tooling window to neat-finish the joint. The neutral, non-corrosive formulation will not degrade metal substrates like aluminium, stainless steel, or galvanised steel. Once fully cured, the sealant can be painted over with most conventional facade coating systems, though non-flexible paints may crack if the joint moves.\u003c\/p\u003e\n\n \u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e±25% movement capability (ASTM C 719 \/ ISO 9047):\u003c\/strong\u003e Absorbs the expansion and contraction of concrete panels, masonry joints, and metal connection joints without adhesive or cohesive failure.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e700% tensile strain at break (ISO 37):\u003c\/strong\u003e High elasticity that allows the cured joint to stretch far beyond its normal design limits under extreme thermal or structural stress.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e160-minute tooling time:\u003c\/strong\u003e Generous working window to dry-tool a textured, concrete-like surface or wet-tool a smooth profile before the sealant skins.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e−40 °C to +70 °C service temperature:\u003c\/strong\u003e Maintains elastomeric properties and joint adhesion through extreme sub-zero winter temperatures and high summer sun exposure on metal facades.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2:1 joint width-to-depth ratio:\u003c\/strong\u003e Must be maintained for joints between 10 mm and 40 mm wide to ensure the cured polyurethane distributes stress correctly across the joint depth.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhere to use it\u003c\/h3\u003e\n \u003cp\u003eSikaflex Construction AP+ adheres to both porous and non-porous building substrates, including:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003eConcrete, aerated concrete, bricks, mortars, and cement-based renders.\u003c\/li\u003e\n \u003cli\u003eAluminium, anodised aluminium, stainless steel, galvanised steel, copper, brass, and titanium-zinc.\u003c\/li\u003e\n \u003cli\u003eGlazed tiles and powder-coated metals.\u003c\/li\u003e\n \u003cli\u003ePVC.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eLimitations\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDo not use on natural stone, as staining may occur.\u003c\/li\u003e\n \u003cli\u003eDo not use on bituminous substrates, natural rubber, EPDM rubber, or building materials that bleed oils, plasticisers, or solvents.\u003c\/li\u003e\n \u003cli\u003eDo not use to seal joints in and around swimming pools.\u003c\/li\u003e\n \u003cli\u003eDo not use for joints under water pressure or for permanent water immersion.\u003c\/li\u003e\n \u003cli\u003eDo not expose uncured sealant to alcohol-containing products, as they interfere with the cure reaction.\u003c\/li\u003e\n \u003cli\u003eWhite colour variants may experience aesthetic yellowing under prolonged UV or chemical exposure; this change does not affect the technical performance or durability of the sealant.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSubstrate preparation and priming\u003c\/h3\u003e\n \u003cp\u003eAll substrates must be clean, dry, sound, and free from oils, grease, dust, and loose particles. While the sealant adheres without primers for standard applications, critical or highly stressed joints require the following pre-treatments:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eAluminium, anodised aluminium, stainless steel, galvanised steel, powder-coated metals, or glazed tiles:\u003c\/strong\u003e Clean and pre-treat with Sika Aktivator-205 using a clean towel. Allow a flash-off time of 15 minutes to 6 hours before sealing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCopper, brass, and titanium-zinc:\u003c\/strong\u003e Clean and pre-treat with Sika Aktivator-205, allow flash-off, then apply Sika Primer-3 N with a brush. Allow a further 30 minutes to 8 hours flash-off.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePVC:\u003c\/strong\u003e Clean and prime with Sika Primer-215 applied with a brush. Allow 30 minutes to 8 hours flash-off before sealing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eConcrete, aerated concrete, cement-based renders, mortars, and bricks:\u003c\/strong\u003e Prime with Sika Primer-3 N applied with a brush. Allow 30 minutes to 8 hours flash-off before sealing.\u003c\/li\u003e\n \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Sika","offers":[{"title":"Concrete Grey","offer_id":37551464743104,"sku":"SIKACONGR\/SSG\/BOX","price":311.8,"currency_code":"AUD","in_stock":true},{"title":"Black","offer_id":46941762355392,"sku":"SIKACONBL\/SSG\/BOX","price":311.8,"currency_code":"AUD","in_stock":true},{"title":"White","offer_id":46941762388160,"sku":"SIKACONWH\/SSG\/BOX","price":311.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/sikaflex-construction-ap-sealant-movement-joints-adheseal.jpg?v=1763706280"},{"product_id":"sika-pro-600ml-sausages","title":"Sikaflex Pro Polyurethane Sealant 600ml Sausages","description":"\u003cdiv role=\"main\"\u003e\n\u003cp\u003eFor movement and connection joints in concrete and masonry facades, Sikaflex PRO is a one-component, moisture-curing polyurethane sealant. It provides a reliable seal for expansion joints on porous substrates and is suitable for both indoor and outdoor general sealing applications, including potable water systems with AS\/NZS 4020:2018 potable-water approval.\u003c\/p\u003e\n\u003ch3\u003eHow it works\u003c\/h3\u003e\n\u003cp\u003eSikaflex PRO cures upon exposure to atmospheric moisture to form an elastic joint sealant with a movement capability of ±25%. This elasticity allows the cured joint to absorb thermal expansion and structural contraction without losing adhesion to the joint faces. It possesses high tear propagation resistance, preventing minor surface punctures from splitting under tension, and maintains a stable seal across a service temperature range of −40 °C to +70 °C.\u003c\/p\u003e\n\u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e±25% movement capability (ISO 9047 \/ ASTM C 719):\u003c\/strong\u003e Absorbs significant joint expansion and contraction on concrete panels and masonry facades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e750% tensile strain at break (ISO 37):\u003c\/strong\u003e High elongation capability that prevents the sealant from tearing under extreme joint opening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e150-minute tooling window:\u003c\/strong\u003e Ample working time to tool the joint face and achieve a neat finish before the sealant begins to skin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 mm per 24 hours cure rate:\u003c\/strong\u003e Standard deep-cure rate at 23 °C and 50% relative humidity, allowing joint design planning for service exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 mm to 40 mm joint width limits:\u003c\/strong\u003e The required design boundary, maintaining a strict 2:1 width-to-depth ratio for standard facade joints.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere to use it\u003c\/h3\u003e\n\u003cp\u003eSikaflex PRO adheres without primers to many common building materials. However, for optimum adhesion in critical or highly stressed joint applications, specific pre-treatments apply:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePorous substrates:\u003c\/strong\u003e Concrete, aerated concrete, cement-based renders, mortars, and bricks. Prime with Sika Primer-3 N and allow 30 minutes to 8 hours flash-off time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-porous metals and glazing:\u003c\/strong\u003e Aluminium, anodised aluminium, stainless steel, galvanised steel, powder-coated metals, and glazed tiles. Clean and pre-treat with Sika Aktivator-205, allowing 15 minutes to 6 hours flash-off time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther metals:\u003c\/strong\u003e Copper, brass, and titanium-zinc. Pre-treat with Sika Aktivator-205, then apply Sika Primer-3 N. Allow 30 minutes to 8 hours flash-off.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePVC:\u003c\/strong\u003e Clean and pre-treat using Sika Primer-215, allowing 30 minutes to 8 hours flash-off.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLimitations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNatural stone:\u003c\/strong\u003e Do not use Sikaflex PRO on natural stone, as staining or migration may occur.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBituminous and rubber substrates:\u003c\/strong\u003e Do not use on bituminous substrates, natural rubber, EPDM rubber, or building materials that bleed oils, plasticisers, or solvents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater exposure:\u003c\/strong\u003e Do not use in and around swimming pools, for joints under water pressure, or for permanent water immersion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePainting:\u003c\/strong\u003e Non-flexible paint systems may impair sealant elasticity and lead to cracking of the paint film. Test paint compatibility before full application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour variations:\u003c\/strong\u003e White and light colours may yellow over time when exposed to UV radiation, chemicals, or high temperatures. This change is purely aesthetic and does not affect technical performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCure interference:\u003c\/strong\u003e Do not expose uncured sealant to alcohol-containing products, as they will disrupt the curing reaction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplication and joint design\u003c\/h3\u003e\n\u003cp\u003eBefore application, insert a closed-cell, polyethylene foam backing rod to regulate the joint depth. Extrude the sealant into the joint, ensuring full contact with the joint faces to prevent air entrapment. Tool the sealant firmly against the joint sides. If dry-tooled, the sealant cures to a slightly structured, concrete-like finish; wet-tooling with Sika Tooling Agent N produces a smooth surface. Clean uncured tools and equipment immediately with Sika Remover-208; cured material can only be removed mechanically.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Sika","offers":[{"title":"Black \/ Single Buy","offer_id":37551464808640,"sku":"SIKAPROBL\/SSG","price":16.48,"currency_code":"AUD","in_stock":true},{"title":"Black \/ Box Buy (20)","offer_id":39337015017664,"sku":"SIKAPROBL\/SSG\/BOX","price":296.6,"currency_code":"AUD","in_stock":true},{"title":"Dark Grey \/ Single Buy","offer_id":37551464939712,"sku":"SIKAPRODKGR\/SSG","price":16.48,"currency_code":"AUD","in_stock":true},{"title":"Dark Grey \/ Box Buy (20)","offer_id":39337021046976,"sku":"SIKAPRODKGR\/SSG\/BOX","price":296.6,"currency_code":"AUD","in_stock":true},{"title":"Concrete Grey \/ Single Buy","offer_id":37551465005248,"sku":"SIKAPROGR\/SSG","price":16.48,"currency_code":"AUD","in_stock":true},{"title":"Concrete Grey \/ Box Buy (20)","offer_id":39337051390144,"sku":"SIKAPROGR\/SSG\/BOX","price":296.6,"currency_code":"AUD","in_stock":true},{"title":"Japan Beige \/ Single Buy","offer_id":37551465103552,"sku":"SIKAPROJBE\/SSG","price":16.48,"currency_code":"AUD","in_stock":true},{"title":"Japan Beige \/ Box Buy (20)","offer_id":39337055781056,"sku":"SIKAPROJBE\/SSG\/BOX","price":296.6,"currency_code":"AUD","in_stock":true},{"title":"Off-White \/ Single Buy","offer_id":37551465136320,"sku":"SIKAPROOFWH\/SSG","price":16.48,"currency_code":"AUD","in_stock":true},{"title":"Off-White \/ Box Buy (20)","offer_id":39337059975360,"sku":"SIKAPROOFWH\/SSG\/BOX","price":296.6,"currency_code":"AUD","in_stock":true},{"title":"Pale Brown \/ Single Buy","offer_id":45723532886208,"sku":"SIKAPROPALEBR\/SSG","price":16.48,"currency_code":"AUD","in_stock":true},{"title":"Pale Brown \/ Box Buy (20)","offer_id":37551465201856,"sku":"SIKAPROPALEBR\/SSG\/BOX","price":296.6,"currency_code":"AUD","in_stock":true},{"title":"Redwood \/ Box Buy (20)","offer_id":37551465332928,"sku":"SIKAPRORED\/SSG\/BOX","price":296.6,"currency_code":"AUD","in_stock":true},{"title":"Sandstone \/ Single Buy","offer_id":43114865623232,"sku":"SIKAPROSAN\/SSG","price":16.48,"currency_code":"AUD","in_stock":true},{"title":"Sandstone \/ Box Buy (20)","offer_id":37551465398464,"sku":"SIKAPROSAN\/SSG\/BOX","price":296.6,"currency_code":"AUD","in_stock":true},{"title":"White \/ Single Buy","offer_id":37551465464000,"sku":"SIKAPROWH\/SSG","price":16.48,"currency_code":"AUD","in_stock":true},{"title":"White \/ Box Buy (20)","offer_id":39337073836224,"sku":"SIKAPROWH\/SSG\/BOX","price":296.6,"currency_code":"AUD","in_stock":true},{"title":"Dark Amber \/ Box Buy (20)","offer_id":39337017475264,"sku":"SIKAPRODKAM\/SSG\/BOX","price":296.6,"currency_code":"AUD","in_stock":true},{"title":"Redwood \/ Single Buy","offer_id":46209297416384,"sku":"SIKAPRORED\/SSG","price":16.48,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/sikaflex-pro-polyurethane-sealant-facade-adheseal.png?v=1763706281"},{"product_id":"sikaflex-11-fcplus","title":"Sikaflex 11 FC + Polyurethane Adhesive and Sealant","description":"\u003cdiv role=\"main\"\u003e\n \u003cp\u003eFor horizontal and vertical joints that experience physical movement, or assembly jobs requiring a direct bond between concrete, masonry, stone, ceramic, wood, metal, or glass, Sikaflex 11 FC + Polyurethane Adhesive and Sealant provides a single-component, elastic polyurethane barrier and adhesive. Formulated with i-Cure technology, it cures on exposure to atmospheric moisture to form an elastic joint sealant and high-strength adhesive suitable for internal and external building work.\u003c\/p\u003e\n\n \u003ch3\u003eDual-action elastic bonding and sealing\u003c\/h3\u003e\n \u003cp\u003eThe product functions simultaneously as a flexible adhesive and a non-sag joint sealant. The polyurethane chemistry delivers an elastic recovery of approximately 80%, allowing bonded components and sealed joints to absorb joint movement, vibrations, and thermal expansion without cohesive or adhesive failure. It seals joints from 10 mm to 35 mm wide, maintaining a 2:1 width-to-depth ratio for facade joints. The cured sealant resists weathering and mechanical stress, can be sanded smooth once cured, and is pick-resistant for improved security in exposed areas.\u003c\/p\u003e\n\n \u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e±35% movement capability (ASTM C 719):\u003c\/strong\u003e Absorbs significant thermal expansion and contraction across joints in concrete, masonry, and metal facades without tearing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e~3.5 mm per 24 hours cure rate (at +23°C \/ 50% R.H.):\u003c\/strong\u003e Controls the depth of cure over time; final bonding strength is reached within 24 to 48 hours depending on adhesive thickness and climate.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e~70 minutes skinning time (at +23°C \/ 50% R.H.):\u003c\/strong\u003e Establishes a practical working window to tool joint edges or realign bonded elements before the surface skins.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e~1.5 N\/mm² tensile strength (ISO 37) \u0026amp; ~700% elongation at break:\u003c\/strong\u003e High structural elasticity to hold heavy components under load while stretching without rupturing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e\u0026lt;1 g\/L VOC content:\u003c\/strong\u003e Very low emissions meeting Green Star Design \u0026amp; As Built V1.3-13.1.1B and Green Star Interiors V1.3-12.1.1B requirements.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhere to use it\u003c\/h3\u003e\n \u003cp\u003eSikaflex 11 FC + bonds and seals common building materials, including:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eConcrete and masonry:\u003c\/strong\u003e Sealing connection joints, perimeter joints around windows, and crack-control joints.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eReconstituted, cast, or natural stone:\u003c\/strong\u003e Bonding panels and decorative elements (contact Sika Technical Services before application).\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCeramics, glass, and wood:\u003c\/strong\u003e Internal and external fit-outs, cabinetry, and cladding joints.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMetals:\u003c\/strong\u003e Anodised aluminium, stainless steel, galvanised steel, copper, brass, and bronze.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eLimitations\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eSubstrate exclusions:\u003c\/strong\u003e Do not use on bituminous substrates, natural rubber, EPDM rubber, or materials that leach oils, plasticisers, or solvents. Do not use on PE, PP, PTFE (Teflon), or certain plasticised plastics.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eImmersion and wet areas:\u003c\/strong\u003e Do not use to seal joints in and around swimming pools, joints under water pressure, or areas of permanent water immersion. Do not use for sanitary joints.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eGlazing limits:\u003c\/strong\u003e Do not use to seal glass windows or for bonding glass if the bond line is exposed to sunlight.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStructural and floor joints:\u003c\/strong\u003e Do not use for structural bonding or for trafficked floor joints.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eApplication limits:\u003c\/strong\u003e Full surface applications are not recommended as the inner layer of the adhesive may not cure. Always use mechanical fixings alongside the adhesive for overhead applications or exceptionally heavy components.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePainting and UV:\u003c\/strong\u003e Non-flexible paint systems can restrict sealant elasticity and cause the paint film to crack. Colour variations may occur under UV radiation or chemical exposure (especially white), which is aesthetic and does not affect durability.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eChemical interference:\u003c\/strong\u003e Do not expose uncured sealant to alcohol-containing products, as they interfere with the cure reaction.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eHow to apply\u003c\/h3\u003e\n \u003cp\u003eFor standard applications, the substrate must be clean, dry, sound, and mechanically prepared to remove weak material, cement laitance, and old coatings.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003ePriming and Pre-treatment:\u003c\/strong\u003e\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eConcrete, bricks, and cement renders:\u003c\/strong\u003e Prime with Sika Primer-3 N. Avoid excessive application to prevent puddling in the joint.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eAluminium, stainless steel, galvanised steel, and glazed tiles:\u003c\/strong\u003e Lightly abrade with a fine pad, clean, and pretreat with Sika Aktivator-205 using a clean cloth.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCopper, brass, bronze, and titanium-zinc:\u003c\/strong\u003e Lightly abrade, clean, pretreat with Sika Aktivator-205, allow to dry, then brush-apply Sika Primer-3 N.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePVC:\u003c\/strong\u003e Clean and prime using Sika Primer-215.\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cp\u003e\u003cstrong\u003eBonding:\u003c\/strong\u003e Apply the adhesive in triangular beads, strips, or spots spaced a few centimetres apart. Position and press the component by hand before skinning occurs. Temporary tape, wedges, or supports can be used to hold heavy assemblies during initial cure.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003eSealing:\u003c\/strong\u003e Insert a closed-cell, polyethylene foam backing rod to control joint depth. Extrude the sealant firmly into the joint to ensure complete contact with the joint walls. Tool the sealant immediately using a compatible solvent-free tooling agent (such as Sika Tooling Agent N) to flush the joint and ensure wet-edge wet-out.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003eCleanup:\u003c\/strong\u003e Clean uncured residue from tools and application equipment immediately using Sika Remover-208. Clean skin with Sika Cleaner-350H. Cured adhesive can only be removed mechanically.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Sika","offers":[{"title":"Black \/ 600ml Sausage \/ Box Buy (20)","offer_id":39423167791296,"sku":"SIKA11FCBL\/SSG\/BOX","price":558.6,"currency_code":"AUD","in_stock":true},{"title":"Black \/ 310ml Cartridge \/ Box Buy (12)","offer_id":39423167627456,"sku":"SIKA11FCBL\/CTG\/BOX","price":277.8,"currency_code":"AUD","in_stock":true},{"title":"Grey \/ 600ml Sausage \/ Box Buy (20)","offer_id":39423167660224,"sku":"SIKA11FCGR\/SSG\/BOX","price":558.6,"currency_code":"AUD","in_stock":true},{"title":"Grey \/ 310ml Cartridge \/ Box Buy (12)","offer_id":45847238148288,"sku":"SIKA11FCGR\/CTG\/BOX","price":277.8,"currency_code":"AUD","in_stock":true},{"title":"White \/ 600ml Sausage \/ Box Buy (20)","offer_id":39423167758528,"sku":"SIKA11FCWH\/SSG\/BOX","price":614.4,"currency_code":"AUD","in_stock":true},{"title":"White \/ 310ml Cartridge \/ Box Buy (12)","offer_id":39423167725760,"sku":"SIKA11FCWH\/CTG\/BOX","price":277.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/sikaflex-11fc-fast-cure-sealant-adheseal.png?v=1763706281"},{"product_id":"adheseal-silicone-n-40","title":"Adheseal N40 Slicone Sealant","description":"\u003cdiv role=\"main\"\u003e\n  \u003cp\u003eFor wet areas, metal roofing, marine joints, and general industrial sealing where movement, moisture, and mould are constant risks, Adheseal N40 Silicone Sealant provides a highly flexible, non-corrosive barrier. This neutral-cure oxime formulation adheres reliably without corroding sensitive metals like galvanised steel or Colourbond, while its added fungicide inhibits fungal and biological growth in hot, humid environments.\u003c\/p\u003e\n\n  \u003ch3\u003eWhat it does\u003c\/h3\u003e\n  \u003cp\u003eN40 Silicone Sealant functions by reacting with atmospheric humidity to cure into a flexible silicone rubber. Because it is a neutral-curing (oxime) system, it does not release corrosive acetic acid during the curing process, making it safe for contact with concrete and zinc-coated or galvanised metals. The cured sealant maintains a waterproof, flexible joint with an elastic recovery of over 90% (ISO 7389) and a Shore A hardness of 20, allowing it to withstand prolonged outdoor exposure, marine environments, and permanent UV contact. For safety-sensitive environments, the cured sealant is safe for use in food preparation areas and is fire tested to AS\/NZS 1530.3-1999 with a Smoke Developed Index of 0-1.\u003c\/p\u003e\n\n  \u003ch3\u003eWhere to use it\u003c\/h3\u003e\n  \u003cp\u003eThis sealant is suitable for internal and external applications across a wide range of materials and trades:\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSubstrates:\u003c\/strong\u003e Glazed and unglazed ceramic tiles, porcelain, enamel, glass, aluminium, timber, fibreglass, laminated kitchen benches, Colourbond, zincalume, and galvanised metal.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePlumbing and Roofing:\u003c\/strong\u003e Sealing metal roof sheets, flashings, guttering, and water sealing.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWet Areas:\u003c\/strong\u003e Joint sealing in shower walls and floors, commercial kitchens, laundries, steam rooms, and spa rooms.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIndustrial and Fitout:\u003c\/strong\u003e Marine and boat building, vehicle fabrication, shopfitting, sign manufacture, air conditioning, sealing electrical installations, and formwork sealing.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eLimitations\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNo Confined Spaces:\u003c\/strong\u003e Do not use in totally confined spaces; the sealant requires atmospheric humidity to cure and will fail to set without air access.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNot for Aquariums:\u003c\/strong\u003e Do not use as an aquarium sealant.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNo Structural Glazing:\u003c\/strong\u003e Do not use for structural glazing (use N-80 or N-60 Glazing silicone instead).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUnder Water Limits:\u003c\/strong\u003e Not suitable for underwater applications (including swimming pools) during installation, though once fully cured it is rated for below-waterline applications.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMirror and Panel Exclusions:\u003c\/strong\u003e Do not use for adhering mirrors (use High Power 609, subject to a test first) or composite panels (\u003ca href=\"\/products\/adheseal-pu50\"\u003ePU50FC\u003c\/a\u003e is recommended, subject to test).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStone Warning:\u003c\/strong\u003e Not recommended for use on some stone without completing a stain testing program first.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTraffic and Walkways:\u003c\/strong\u003e Not suitable for horizontal walkways or trafficable areas.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSubstrate Cautions:\u003c\/strong\u003e Do not use on polycarbonate sheeting. The sealant may discolour copper and brass.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNon-Paintable:\u003c\/strong\u003e This silicone cannot be painted. Do not attempt to paint over the cured joint.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eChemical Exposure:\u003c\/strong\u003e Do not clean or treat the sealant with materials, cleaning agents, or solvents that may affect or discolour it, particularly during its curing window.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003e±30% Movement Capability:\u003c\/strong\u003e Accommodates joint expansion and contraction under physical and thermal load (tested up to ±30% in physical properties; ±25% joint movement capability under service conditions).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e-50°C to 150°C Temperature Resistance:\u003c\/strong\u003e Maintains its flexible rubber seal across extreme thermal service windows.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e2mm Per Day Cure Time:\u003c\/strong\u003e Cures at a rate of 2mm per day at 25°C and 50% relative humidity, with a skin time of approximately 20 minutes (cure times vary with atmospheric conditions and substrate porosity).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e300% Elongation at Break (ISO 8339):\u003c\/strong\u003e High elasticity preventing adhesive or cohesive failure under tension.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e43g\/L VOC:\u003c\/strong\u003e Low-VOC formulation conforming to the Californian Bureau of Air Quality Management Rule 1168 to meet green star environmental criteria.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation and joint design\u003c\/h3\u003e\n  \u003cp\u003eApply the sealant at temperatures between 5°C and 40°C (the physical property application limit is +5°C to +35°C). All joints must be structurally sound, dry, clean, and free from surface water, dampness, oils, grease, curing compounds, or dust. New concrete must be allowed to cure for at least 28 days to prevent subsequent delamination, poor adhesion, or mould growth behind the joint.\u003c\/p\u003e\n  \u003cp\u003eTo prevent 3-sided adhesion and ensure the sealant only fixes to two surfaces, use a polyethylene backing rod or release tape. For joints greater than 10mm deep, use a backing rod 25% larger than the joint width. N40 should be applied at a 2:1 width-to-depth ratio. Refer to the joint design parameters below:\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInternal joints:\u003c\/strong\u003e Minimum width of 5mm, minimum depth of 5mm (up to 10mm width, depth should equal the width).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eExternal joints:\u003c\/strong\u003e Minimum width of 10mm, with depth controlled between 5mm and 8mm.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMaximum dimensions:\u003c\/strong\u003e Maximum joint width is 30mm; maximum joint depth is 15mm.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePriming:\u003c\/strong\u003e While an adhesion test is always recommended, use Adheseal Primer 50A for non-porous substrates and \u003ca href=\"\/products\/everflex-supaprime\"\u003eEverflex Supaprime\u003c\/a\u003e for porous substrates. Let the primer dry for several minutes to allow the solvent to evaporate before applying sealant.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eApply the sealant by pushing it ahead of the 45-degree angled nozzle to force the material firmly into contact with both joint faces. Tool the joint with a moistened spatula to achieve a smooth finish before the skin forms (within approximately 15 minutes). Clean off excess wet silicone immediately; cured silicone must be removed by mechanical scraping with a blade, which can be softened beforehand using white spirit solvent.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Adheseal","offers":[{"title":"Black \/ Single Buy","offer_id":39423166939328,"sku":"SILADN40BL\/CTG","price":6.4,"currency_code":"AUD","in_stock":true},{"title":"Black \/ Box Buy (20)","offer_id":39423167070400,"sku":"SILADN40BL\/CTG\/BOX","price":115.2,"currency_code":"AUD","in_stock":true},{"title":"Mid-Grey \/ Single Buy","offer_id":39423166972096,"sku":"SILADN40MG\/CTG","price":6.4,"currency_code":"AUD","in_stock":true},{"title":"Mid-Grey \/ Box Buy (20)","offer_id":39423167103168,"sku":"SILADN40MG\/CTG\/BOX","price":115.2,"currency_code":"AUD","in_stock":true},{"title":"White \/ Single Buy","offer_id":39423167004864,"sku":"SILADN40WH\/CTG","price":6.4,"currency_code":"AUD","in_stock":true},{"title":"White \/ Box Buy (20)","offer_id":39423167135936,"sku":"SILADN40WH\/CTG\/BOX","price":115.2,"currency_code":"AUD","in_stock":true},{"title":"Translucent \/ Single Buy","offer_id":39423167037632,"sku":"SILADN40TR\/CTG","price":6.4,"currency_code":"AUD","in_stock":true},{"title":"Translucent \/ Box Buy (20)","offer_id":39423167168704,"sku":"SILADN40TR\/CTG\/BOX","price":115.2,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/n40-neutral-silicone-sealant-waterproof-joints-adheseal.png?v=1763706281"},{"product_id":"biyseal-bitumen-impregnated-foam-lengths","title":"Biyseal Bitumen Impregnated Foam","description":"\u003cdiv role=\"main\"\u003e\n\u003cp\u003eFor sealing metal cladding, expansion joints, roof valleys, and building penetrations against weather, dust, and vermin, Biyseal Bitumen Impregnated Foam provides a compressible, pre-formed barrier that expands and contracts without losing its recovery properties. Impregnated with bitumen, this flexible polyurethane strip exerts continuous outward pressure against joint walls to seal tight without relying on adhesive bond strength.\u003c\/p\u003e\n\u003ch3\u003eHow it works\u003c\/h3\u003e\n\u003cp\u003eBiyseal is a lightweight polyurethane foam strip that undergoes a density shift from 30 kg\/m³ to 96 kg\/m³ once impregnated with bitumen. When placed under compression, the cell structure closes to block physical elements, damp vibration, and isolate acoustic transfer. It accommodates continuous movement cycles without fatigue or extrusion, recovering up to 98% of its original dimension on its initial cycle after compressive forces are released.\u003c\/p\u003e\n\u003cp\u003eThe sealing performance of the foam is directly controlled by its compression level during installation:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20% compression:\u003c\/strong\u003e Blocks dust, draughts, and dampens structural vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50% compression:\u003c\/strong\u003e Resists fog, light dampness, slight flowing water, and dampens reverberation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e70% compression:\u003c\/strong\u003e Resists flowing water and heavy dust storms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e75% compression:\u003c\/strong\u003e Resists standing water.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e96 kg\/m³ density:\u003c\/strong\u003e The density of the fully impregnated bitumen foam, providing structural mass to resist physical tearing and weathering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e275% elongation:\u003c\/strong\u003e High elasticity that accommodates severe joint elongation before tearing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e98% elastic recovery:\u003c\/strong\u003e The rate at which the foam returns to its nominal thickness after compression, preventing gaps during joint contraction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e903 N\/m tear resistance:\u003c\/strong\u003e High physical toughness that prevents splitting or tearing when installed in rough concrete or masonry joints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 20-year working life:\u003c\/strong\u003e Long-term service durability when compressed within joints, depending on the specific application exposure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere to use it\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal cladding:\u003c\/strong\u003e Dust, draught, and vermin proofing of roof and metal wall cladding profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcrete \u0026amp; masonry:\u003c\/strong\u003e Expansion joints in concrete panels, brickwork, and blockwork.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoofing \u0026amp; penetrations:\u003c\/strong\u003e Sealing roof valleys, eave fillers, skylights, window frames, and HVAC ducting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSizing and compression limits\u003c\/h3\u003e\n\u003cp\u003eSelecting the correct width is critical to achieving the required compression level. Ensure the foam width matches the joint opening according to these ratios:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeather-resistant joints:\u003c\/strong\u003e Select a foam width equal to 5 times the joint opening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpansion joints:\u003c\/strong\u003e Select a foam width equal to 3 to 4 times the joint opening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBasic joint proofing:\u003c\/strong\u003e Select a foam width equal to 2 times the joint opening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum compression limit:\u003c\/strong\u003e Do not compress the foam past 90% of its thickness, as this represents the limit before material rupture occurs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eThe substrate surface must be clean, sound, and entirely free of loose materials, dust, and debris before positioning the foam strip. All areas to be sealed must be completely filled with the foam in accordance with the specified compression ratios to prevent bypassing leaks. Biyseal can be installed independently or paired with a liquid elastomeric sealant where project specifications require a dual barrier.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Adheseal","offers":[{"title":"25mm x 25mm x 2 Metre x 10 Lengths (20mt pack)","offer_id":37551487746240,"sku":"BIYSEAL\/2525","price":136.58,"currency_code":"AUD","in_stock":true},{"title":"50mm x 25mm x 2 Metre x 5 Lengths (10mt pack)","offer_id":46349644792000,"sku":"BIYSEAL\/5025","price":136.58,"currency_code":"AUD","in_stock":true},{"title":"30mm x 30mm x 2 Metre x 5 Lengths (10mt pack)","offer_id":46486215819456,"sku":"BIYSEAL\/3030","price":189.93,"currency_code":"AUD","in_stock":true},{"title":"40mm x 40mm x 2 Metre x 3 Lengths (6mt pack)","offer_id":46486215852224,"sku":"BIYSEAL\/4040","price":134.19,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/biyseal-bitumen-foam-backing-rod-weatherproofing-adheseal.jpg?v=1763707282"},{"product_id":"cordless-sausage-caulking-gun-m8504","title":"Cordless Sausage Caulking Gun M8504","description":"\u003cp\u003eCordless Sausage Caulking Gun M8504 is a professional-grade applicator specifically engineered for high-volume expansion joints and precast panel sealing. The high-thrust motor handles viscous polyurethane and hybrid sealants with a controlled thrust ratio, while the variable speed trigger ensures a consistent bead profile to maintain structural integrity across hundreds of meters.\u003c\/p\u003e\n\u003cp\u003eDual 20V lithium-ion batteries and an integrated LED work light allow for uninterrupted operation in visibility-challenged environments or large-scale commercial facades without the risk of cord-related safety hazards.\u003c\/p\u003e","brand":"Adheseal Tools","offers":[{"title":"Default Title","offer_id":37551515500736,"sku":"GUNSSG\/ELEC","price":343.2,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/m8504-cordless-sausage-caulking-gun-20v-sealant-adheseal.png?v=1763708957"},{"product_id":"sikaflex-pro-cartridges","title":"Sikaflex Pro Polyurethane Sealant 300ml Cartridges","description":"\u003cdiv role=\"main\"\u003e\n \u003cp\u003eFor movement and connection joints on concrete and masonry facades, Sikaflex Pro Polyurethane Sealant 300ml Cartridges provides a highly elastic, moisture-curing seal that accommodates joint shifting without losing adhesion. This one-part polyurethane sealant is formulated for connection joints on porous substrates and general sealing in both indoor and outdoor applications.\u003c\/p\u003e\n\n \u003ch3\u003eWhat it does\u003c\/h3\u003e\n \u003cp\u003eSikaflex Pro cures by reacting with atmospheric moisture to form an elastic joint sealant with a movement capability of ±25%. This high flexibility allows the cured joint to absorb thermal expansion and contraction across a wide service temperature range of −40 °C to +70 °C. It is rated as Class 25 under ASTM C 920 and ISO 11600 F 25 LM, confirming its performance in demanding facade connection joints. The sealant also carries AS\/NZS 4020:2018 approval for contact with potable water.\u003c\/p\u003e\n\n \u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e±25% movement capability:\u003c\/strong\u003e Absorbs high-exposure expansion and contraction in facade connection joints under ISO 9047 and ASTM C 719 testing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e750% tensile strain at break:\u003c\/strong\u003e High ultimate elongation under ISO 37 to prevent tearing under extreme joint separation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e90% elastic recovery:\u003c\/strong\u003e Cured polyurethane returns almost entirely to its original dimension under ISO 7389, maintaining joint integrity after repeated cycles.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e150-minute tooling window:\u003c\/strong\u003e Generous work time at 23 °C and 50% relative humidity to profile, smooth, or dry-tool the joints.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e3 mm per 24 hours cure rate:\u003c\/strong\u003e Predictable deep-cure speed at standard conditions to transition from wet application to a resilient, elastic seal.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhere to use it\u003c\/h3\u003e\n \u003cp\u003eSikaflex Pro is suitable for movement and connection joints across a variety of building materials, including:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePorous substrates:\u003c\/strong\u003e Concrete, aerated concrete, cement-based renders, mortars, and bricks.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMetals:\u003c\/strong\u003e Aluminium, anodised aluminium, stainless steel, galvanised steel, powder-coated metals, copper, brass, and titanium-zinc.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOther substrates:\u003c\/strong\u003e Glazed tiles and PVC.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eLimitations\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eSubstrate exclusions:\u003c\/strong\u003e Do not use on natural stone, bituminous substrates, natural rubber, EPDM rubber, or building materials that bleed oils, plasticisers, or solvents.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWater limits:\u003c\/strong\u003e Do not use to seal joints in and around swimming pools, under water pressure, or for permanent water immersion.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCure interference:\u003c\/strong\u003e Do not expose uncured sealant to alcohol-containing products, as this interferes with the curing reaction.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePainting:\u003c\/strong\u003e Over-painting with non-flexible paint systems may impair the sealant's elasticity and lead to cracking of the paint film. Test paint compatibility before application.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eColour variations:\u003c\/strong\u003e White and other light colours may yellow or change shade under chemical, high-temperature, or UV exposure; this is purely aesthetic and does not affect durability or performance.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eSubstrate preparation and priming\u003c\/h3\u003e\n \u003cp\u003eSubstrates must be clean, dry, sound, homogeneous, and free of oils, grease, dust, and loose particles. While the sealant adheres without primers for standard applications, critical or high-exposure joints require the following pre-treatments:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eAluminium, anodised aluminium, stainless steel, galvanised steel, powder-coated metals, or glazed tiles:\u003c\/strong\u003e Clean and pre-treat with Sika Aktivator-205 using a clean towel. Allow a flash-off time of 15 minutes to 6 hours before sealing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCopper, brass, and titanium-zinc:\u003c\/strong\u003e Clean and pre-treat with Sika Aktivator-205. After flash-off, apply Sika Primer-3 N with a brush, allowing 30 minutes to 8 hours of flash-off time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePVC:\u003c\/strong\u003e Clean and pre-treat with Sika Primer-215 applied by brush. Allow 30 minutes to 8 hours of flash-off time.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eConcrete, aerated concrete, and cement-based renders, mortars, and bricks:\u003c\/strong\u003e Prime with Sika Primer-3 N applied by brush. Allow a flash-off time of 30 minutes to 8 hours.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eApplication instructions\u003c\/h3\u003e\n \u003cp\u003eInsert a closed-cell, polyethylene foam backing rod to the required depth. Joint widths must be designed between 10 mm and 40 mm, maintaining a width-to-depth ratio of 2:1. Extrude the sealant into the joint, ensuring full contact with the joint sides to prevent air entrapment. Tool the sealant firmly against the joint sides. For a smooth finish, wet-tool using Sika Tooling Agent N. If dry-tooled, the surface will show a slightly structured, concrete-like finish. Remove any masking tape within the 170-minute skinning time. Clean tools immediately after use with Sika Remover-208; cured material can only be removed mechanically.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Sika","offers":[{"title":"Black \/ Box Buy (12)","offer_id":39327780339904,"sku":"SIKAPROBL\/CTG\/BOX","price":338.04,"currency_code":"AUD","in_stock":true},{"title":"Grey \/ Box Buy (12)","offer_id":39327780536512,"sku":"SIKAPROGR\/CTG\/BOX","price":241.8,"currency_code":"AUD","in_stock":true},{"title":"Japan Beige \/ Box Buy (12)","offer_id":39327780569280,"sku":"SIKAPROJBE\/CTG\/BOX","price":304.2,"currency_code":"AUD","in_stock":true},{"title":"Red Brick \/ Box Buy (12)","offer_id":39327780798656,"sku":"SIKAPROBRIC\/CTG\/BOX","price":241.8,"currency_code":"AUD","in_stock":true},{"title":"Sandstone \/ Box Buy (12)","offer_id":39327780929728,"sku":"SIKAPROSAN\/CTG\/BOX","price":304.2,"currency_code":"AUD","in_stock":true},{"title":"White \/ Box Buy (12)","offer_id":39327780995264,"sku":"SIKAPROWH\/CTG\/BOX","price":241.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/sikaflex-pro-polyurethane-sealant-facade-adheseal.jpg?v=1763709590"},{"product_id":"n40-gp-silicone-sealant-aluminium-grey","title":"Adheseal N40 Silicone Sealant Aluminium Grey","description":"\u003cdiv role=\"main\"\u003e\n\u003cp\u003eFor sealing roofing, plumbing, and wet areas where joint movement and biological growth are constant challenges, N40 Silicone Sealant Aluminium Grey provides a highly flexible, non-corrosive barrier. This neutral-cure oxime silicone forms a waterproof rubber seal that accommodates joint movement without losing adhesion, making it suitable for both internal and external environments.\u003c\/p\u003e\n\u003ch3\u003eWhat it does\u003c\/h3\u003e\n\u003cp\u003eN40 Silicone Sealant Aluminium Grey is a single-pack, neutral-curing silicone formulated with added fungicide to inhibit mould and biological growth in hot, humid environments such as commercial kitchens, laundries, steam rooms, and showers. Because it is an oxime-curing system, it is non-corrosive and will not degrade concrete, zincalume, colourbond, or galvanised steel. Once fully cured, the sealant is suitable for below-waterline applications and maintains its properties across temperature extremes from -50°C to +150°C.\u003c\/p\u003e\n\u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e±30% movement capability:\u003c\/strong\u003e High elastic recovery (greater than 90% ISO 7389) allows the cured joint to expand and contract under structural stress without cohesive or adhesive failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2mm per day cure rate:\u003c\/strong\u003e Cures at 2mm per day (tested at 25°C and 50% humidity) with an initial skin time of approximately 20 minutes to prevent dust pickup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e43g\/L VOC:\u003c\/strong\u003e Low-odour formulation that meets Green Star environmental criteria and conforms to the Californian Bureau of Air Quality Management Rule 1168.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAS\/NZS 1530.3-1999:\u003c\/strong\u003e Tested to fire standards with a Smoke Developed Index of 0-1.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere to use it\u003c\/h3\u003e\n\u003cp\u003eN40 Silicone Sealant Aluminium Grey adheres to most common construction substrates, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eZincalume, colourbond, aluminium, and galvanised metal\u003c\/li\u003e\n\u003cli\u003eGlazed and unglazed ceramic tiles, porcelain, and enamel\u003c\/li\u003e\n\u003cli\u003eGlass and fibreglass\u003c\/li\u003e\n\u003cli\u003eTimber and laminated kitchen benches\u003c\/li\u003e\n\u003cli\u003ePVC and most common building surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLimitations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDo not use in totally confined spaces, as the sealant requires atmospheric humidity to cure.\u003c\/li\u003e\n\u003cli\u003eDo not use for structural glazing (use N-80 or N-60 Glazing silicone instead).\u003c\/li\u003e\n\u003cli\u003eDo not use for adhering mirrors (use High Power 609 instead).\u003c\/li\u003e\n\u003cli\u003eNot suitable for use in aquariums or continuous underwater applications like swimming pools.\u003c\/li\u003e\n\u003cli\u003eNot suitable for horizontal walkways and trafficable areas.\u003c\/li\u003e\n\u003cli\u003eDo not use on polycarbonate sheeting or composite panels (\u003ca href=\"\/products\/adheseal-pu50\"\u003ePU50FC\u003c\/a\u003e is recommended instead, subject to testing).\u003c\/li\u003e\n\u003cli\u003eMay discolour copper and brass.\u003c\/li\u003e\n\u003cli\u003eDo not paint. This silicone is not paintable.\u003c\/li\u003e\n\u003cli\u003eDo not use on stone without first conducting a stain testing program.\u003c\/li\u003e\n\u003cli\u003eDo not clean or treat the sealant with solvents or cleaning agents that may affect or discolour the product, especially during its curing phase.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation and joint design\u003c\/h3\u003e\n\u003cp\u003eApply when substrate and air temperatures are between 5°C and 40°C. All surfaces must be clean, dry, and free of grease, form release agents, curing compounds, or surface water. Concrete must cure for a minimum of 28 days before sealant application to prevent adhesion failure and subsequent mould growth. For impervious substrates, clean using the two-wipe process with \u003ca href=\"\/products\/acetone\"\u003eAcetone\u003c\/a\u003e or 100% White Spirits.\u003c\/p\u003e\n\u003cp\u003eFor optimal movement performance, design joints to a 2:1 width-to-depth ratio:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal joints:\u003c\/strong\u003e Minimum width and depth of 5mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal joints:\u003c\/strong\u003e Minimum width and depth of 10mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum limits:\u003c\/strong\u003e Maximum joint width is 30mm; maximum depth is 15mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree-sided adhesion:\u003c\/strong\u003e Prevent three-sided adhesion on flat joints by using a polyethylene backing rod or release tape to restrict bonding to two sides only. Use a backing rod 25% larger than the joint width for joints deeper than 10mm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhere priming is required, use Primer 50A for non-porous substrates and \u003ca href=\"\/products\/everflex-supaprime\"\u003eEverflex Supaprime\u003c\/a\u003e for porous substrates, allowing the solvent to evaporate for several minutes before gunning the sealant.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Adheseal","offers":[{"title":"Single Buy","offer_id":45248193298624,"sku":"SILADN40ALGR\/CTG","price":6.94,"currency_code":"AUD","in_stock":true},{"title":"Box Buy (20)","offer_id":45248193331392,"sku":"SILADN40ALGR\/CTG\/BOX","price":125.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/n40-silicone-sealant-aluminium-grey-adheseal.png?v=1763710905"},{"product_id":"bostik-seal-n-flex-one-plus-p590","title":"Bostik Seal ‘N’ Flex One Plus P590 Polyurethane Sealant 600ml","description":"\u003cdiv role=\"main\"\u003e\n \u003cp\u003eFor sealing expansion and construction joints in precast panels, insitu concrete, brickwork, and metal cladding, Bostik Seal ‘N’ Flex One Plus P590 provides a low-modulus polyurethane seal that accommodates joint movement without tearing or pulling away from the substrate.\u003c\/p\u003e\n\n \u003ch3\u003eJoint movement and elasticity\u003c\/h3\u003e\n \u003cp\u003eThis polyurethane sealant is formulated to absorb cyclic expansion and compression movement of +100%\/-50%. With an elongation at break exceeding 1,000%, it stretches to prevent adhesive or cohesive failure in high-movement joints, such as those found in aluminium composite materials, fiber cement sheet, and aluminium window installations. The moisture-curing formula prevents the formation of internal bubbles during the curing cycle, ensuring a dense, consistent seal even when applied to damp or moist substrates.\u003c\/p\u003e\n\n \u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e+100% \/ -50% joint movement:\u003c\/strong\u003e Absorbs high-amplitude structural expansion and contraction in precast concrete, brickwork, and cladding systems.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eAt least 1,000% elongation at break:\u003c\/strong\u003e Provides high elasticity to stretch across shifting joint gaps without tearing.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2.5-3mm per 24 hours cure rate:\u003c\/strong\u003e Sets progressively, requiring 7 days for full cure on porous substrates, and over 14 days in joints wider than 20mm.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e90-minute skin time:\u003c\/strong\u003e Delivers a practical working window for tooling and finishing joint profiles.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2.8g\/L VOC content:\u003c\/strong\u003e Low-emission formulation meeting Singapore Green Building Council standards.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhere to use it\u003c\/h3\u003e\n \u003cp\u003eSuitable for joints in:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003eInsitu concrete and render\u003c\/li\u003e\n \u003cli\u003ePrecast and tilt-up panels\u003c\/li\u003e\n \u003cli\u003eAluminium composite materials and aluminium windows\u003c\/li\u003e\n \u003cli\u003eBrickwork and block work\u003c\/li\u003e\n \u003cli\u003eMetal cladding and stainless steel trays\u003c\/li\u003e\n \u003cli\u003ePlasterboard face and paper-lined recessed edges\u003c\/li\u003e\n \u003cli\u003eFibre cement sheet\u003c\/li\u003e\n \u003cli\u003eGranite, sandstone, marble, and GRC panel systems\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eLimitations\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDo not use in chlorinated water such as swimming pools and spas.\u003c\/li\u003e\n \u003cli\u003eDo not use in constantly immersed salt water.\u003c\/li\u003e\n \u003cli\u003eNot suitable for PE, PP, PC, PMMA, PTFE, soft plastics, neoprene, or bituminous substrates.\u003c\/li\u003e\n \u003cli\u003eDo not use for glazing applications or in trafficable joints.\u003c\/li\u003e\n \u003cli\u003eDo not apply to cement-based substrates within 28 days of the initial pour or set.\u003c\/li\u003e\n \u003cli\u003eDo not apply in temperatures below 5°C or above 40°C.\u003c\/li\u003e\n \u003cli\u003eAvoid exposure to water or alcohol before the sealant has fully cured.\u003c\/li\u003e\n \u003cli\u003eDo not apply to joints less than 5mm in both width and depth, or joints larger than 80mm.\u003c\/li\u003e\n \u003cli\u003eWhite sealant may yellow on the surface under prolonged exposure to strong natural or artificial UV light.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eJoint design and priming\u003c\/h3\u003e\n \u003cp\u003eTo ensure correct sealant geometry and prevent three-sided adhesion, always install a backing rod before applying the sealant. The minimum allowable joint depth is 5mm, and the maximum joint width is 80mm. Tool the sealant to achieve a concave surface profile.\u003c\/p\u003e\n \u003cp\u003eFor joints 5mm to 10mm wide, maintain a 1:1 width-to-depth ratio. For joints wider than 10mm (up to 80mm), calculate the depth using the formula: Depth = (width in mm \/ 3) + 6.\u003c\/p\u003e\n \u003cp\u003eThe sealant adheres without primer to clean concrete, mortar, and bare aluminium. For optimum adhesion in high-stress joints or under extreme weather exposure, use the following priming procedures:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePorous substrates:\u003c\/strong\u003e Use \u003ca href=\"\/products\/n49-primer\"\u003eBostik N49 Primer\u003c\/a\u003e for maximum performance on porous surfaces, and always prime before periodically immersed or submerged applications. Dry, vertical expansion joints in concrete or masonry do not require priming if clean and uncontaminated.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNon-porous substrates:\u003c\/strong\u003e Prime plastics and metallic substrates, including u-PVC, brass, copper, and stainless steel, with \u003ca href=\"\/products\/n40-primer\"\u003eBostik N40 Primer\u003c\/a\u003e using the two-cloth method.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eAluminium composite and cladding panels:\u003c\/strong\u003e These panels often carry protective wax or plastic coatings. Always test compatibility and conduct Pre-tested Adhesion to Substrate (P.A.T.S.) before application.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003ePaintability\u003c\/h3\u003e\n \u003cp\u003eBostik Seal ‘N’ Flex One Plus P590 can be painted after curing for a minimum of 7 days. Solvent-containing coatings, such as enamels or oil-based paints, may react with the sealant surface and leave it tacky. Surface coatings may discolour when in direct contact with the cured sealant, or crack due to cyclic joint movement. Conduct a field test to verify coating compatibility.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Bostik","offers":[{"title":"Off White \/ Box Buy (20)","offer_id":46701788463296,"sku":"SNF1OW\/SSG\/BOX","price":371.2,"currency_code":"AUD","in_stock":true},{"title":"Grey \/ Box Buy (20)","offer_id":46701788397760,"sku":"SNF1GR\/SSG\/BOX","price":322.6,"currency_code":"AUD","in_stock":true},{"title":"White \/ Box Buy (20)","offer_id":46701788364992,"sku":"SNF1WH\/SSG\/BOX","price":322.6,"currency_code":"AUD","in_stock":true},{"title":"Black \/ Box Buy (20)","offer_id":46701788332224,"sku":"SNF1BL\/SSG\/BOX","price":322.6,"currency_code":"AUD","in_stock":true},{"title":"Limestone \/ Box Buy (20)","offer_id":46701801439424,"sku":"SNF1LS\/SSG\/BOX","price":371.2,"currency_code":"AUD","in_stock":true},{"title":"Sandstone \/ Box Buy (20)","offer_id":46701801472192,"sku":"SNF1ST\/SSG\/BOX","price":371.2,"currency_code":"AUD","in_stock":true},{"title":"Epping Grey \/ Box Buy (20)","offer_id":46701788430528,"sku":"SNF1EPGR\/SSG\/BOX","price":371.2,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/sealnflexoneplusssg_d5fcb46e-cb71-4074-8285-17bff0949312.png?v=1756198091"},{"product_id":"biyseal-acrylic-impregnated-foam","title":"Biyseal Acrylic Impregnated Foam","description":"\u003cdiv role=\"main\"\u003e\n\u003cp\u003eFor sealing expansion joints, roof cladding, and window or door perimeters against weather, Biyseal Acrylic Impregnated Foam provides a highly compressible barrier that adapts to continuous joint movement. This high-density polyurethane foam is impregnated with an acrylic solution, allowing it to expand and contract dynamically while maintaining its elasticity indefinitely.\u003c\/p\u003e\n\u003ch3\u003eHow it works\u003c\/h3\u003e\n\u003cp\u003eBiyseal Acrylic relies on physical compression to block environmental elements. The level of protection scale directly with how much the foam is compressed during installation. It can be compressed down to 10% of its original width and will recover to more than 90% of its dimension after repeated compression and expansion cycles.\u003c\/p\u003e\n\u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e25% compression:\u003c\/strong\u003e The minimum threshold required to form a reliable seal against air, dust, and vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50% compression:\u003c\/strong\u003e The compression level required to establish a secure seal against moisture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e75% compression:\u003c\/strong\u003e The level required to seal joints against heavy rain and direct water ingress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-10°C to +70°C:\u003c\/strong\u003e The service temperature range across which the foam maintains its sealing performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere to use it\u003c\/h3\u003e\n\u003cp\u003eThis foam is suitable for sealing a variety of joints and interfaces, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRoof cladding across all standard roofing materials and Custom Orb profiles.\u003c\/li\u003e\n\u003cli\u003eBack channel foam for polycarbonate sheet installations.\u003c\/li\u003e\n\u003cli\u003eExpansion joints in concrete and brickwork.\u003c\/li\u003e\n\u003cli\u003eWindow and door perimeters adjacent to concrete, timber, and brickwork.\u003c\/li\u003e\n\u003cli\u003ePrecast concrete panels, air-conditioning systems, and partitions.\u003c\/li\u003e\n\u003cli\u003eWeather-exposed electrical installations.\u003c\/li\u003e\n\u003cli\u003eCaravans, motor vehicles, and railway carriage construction.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation and handling\u003c\/h3\u003e\n\u003cp\u003eSurfaces must be clean and free of grease and oils before application. Ensure the selected foam dimension matches the joint size to achieve the required compression rate. Compress the foam by hand or with a roller immediately before placing it into the joint; the foam will expand quickly to fill and seal the gap. When joining multiple strips, splice the ends at an angle using a wet knife to ensure a continuous joint. Store unused stock away from dust and direct sunlight.\u003c\/p\u003e\n\u003ch3\u003eCompatibility and limitations\u003c\/h3\u003e\n\u003cp\u003eBiyseal Acrylic is compatible with water-based paints and mastics. Ensure foam dimensions are verified against actual joint widths to prevent under-compression, which compromises the seal against water and drafts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Adheseal","offers":[{"title":"25mm x 25mm x 2 Metre x 10 Lengths (20mt pack)","offer_id":46486221816000,"sku":"BIYSEALAC\/2525","price":136.58,"currency_code":"AUD","in_stock":true},{"title":"50mm x 25mm x 2 Metre x 5 Lengths (20mt pack)","offer_id":46486227288256,"sku":"BIYSEALAC\/5025","price":136.58,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/AcrylicBiyseal.png?v=1754479972"},{"product_id":"adheseal-n70","title":"Adheseal N70 Industrial Silicone Sealant","description":"\u003cdiv role=\"main\"\u003e\n  \u003cp\u003eFor expansion, control, and perimeter joints subject to high movement, N70 Industrial Silicone Sealant is a neutral-cure oxime silicone that accommodates up to ±50% joint movement. It cures to form a permanently flexible, dust-proof gasket that adheres to challenging substrates including glazed ceramic tiles, porcelain, vitreous enamel, and common building metals without corroding galvanised steel or zinc coatings.\u003c\/p\u003e\n\n  \u003ch3\u003eWhat it does\u003c\/h3\u003e\n  \u003cp\u003eN70 Industrial Silicone Sealant functions as a weather seal, general glazing sealant, and flexible joint gasket. The oxime (neutral) curing mechanism relies on atmospheric humidity to cure, meaning it will not react with or corrode metals like Zincalume, Colorbond, galvanised steel, stainless steel, or aluminium, nor will it attack concrete or masonry. Once fully cured, it achieves an elongation at break of 600% and an elastic recovery of over 90%, allowing joints to return to their original shape after extension or compression. It maintains its seal across a service temperature range of -50°C to 150°C, making it stable under direct UV exposure and outdoor weathering.\u003c\/p\u003e\n\n  \u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003e±50% movement capability:\u003c\/strong\u003e High permanent flexibility to accommodate significant joint expansion and contraction without adhesive or cohesive failure.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e600% elongation at break (ISO 8339):\u003c\/strong\u003e Extreme stretch capacity before the cured sealant material ruptures.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e2mm per day cure rate:\u003c\/strong\u003e Curing speed at 25°C and 50% relative humidity; actual times will vary depending on temperature, humidity, and substrate porosity.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e25 to 30 Shore A hardness:\u003c\/strong\u003e Medium-soft durometer hardness that provides a balance of flexibility and tear resistance for joint sealing.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhere to use it\u003c\/h3\u003e\n  \u003cp\u003eSuitable for internal and external applications across construction, HVAC, marine, and manufacturing sectors. Common applications include:\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eExpansion and control joints in masonry, concrete, driveways, and walkways\u003c\/li\u003e\n    \u003cli\u003ePerimeter sealing around windows, doors, and curtain walls\u003c\/li\u003e\n    \u003cli\u003eGeneral glazing and glass partitions\u003c\/li\u003e\n    \u003cli\u003eAir-conditioning duct seals and HVAC penetrations\u003c\/li\u003e\n    \u003cli\u003eRoof, gutter, skylight, and solar installations\u003c\/li\u003e\n    \u003cli\u003eWet areas, ceramic tiles, and around pools (above the waterline during application)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eLimitations\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNo confined spaces:\u003c\/strong\u003e Do not use in totally confined spaces; the sealant requires atmospheric humidity to cure.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNo underwater application:\u003c\/strong\u003e Do not apply sealant underwater (including swimming pools or ponds). Once fully cured, it is suitable for below-waterline applications, but project-specific confirmation is required.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNot for structural glazing:\u003c\/strong\u003e Do not use for structural glazing; use N-80 or N-60 Glazing silicone instead.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNot paintable:\u003c\/strong\u003e This silicone cannot be painted over. Do not paint.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSubstrate exclusions:\u003c\/strong\u003e Do not use on aquariums, polycarbonate sheeting, or for adhering mirrors (use High Power 609 instead).\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComposite panels:\u003c\/strong\u003e Do not use on composite panels without testing first; Adheseal recommends \u003ca href=\"\/products\/hi-flex-construction\"\u003eHi Flex Construction\u003c\/a\u003e for this application.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eNatural stone risk:\u003c\/strong\u003e May stain some natural stone. S100 is recommended for marble and granite after a stain testing program.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMetal discolouration:\u003c\/strong\u003e Sealant may discolour copper and brass surfaces.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eChemical sensitivity:\u003c\/strong\u003e Do not clean or treat the sealant with solvents, materials, or cleaning agents that may affect or discolour it, especially during the curing phase.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eJoint design and dimensions\u003c\/h3\u003e\n  \u003cp\u003eWhere possible, design joints to a 2:1 width-to-depth ratio. Internal joints require a minimum width and depth of 5mm. External joints require a minimum width of 10mm. The maximum allowable joint width is 30mm, and the maximum depth is 15mm.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003e5mm to 10mm joint width:\u003c\/strong\u003e Depth must equal width, minimum 5mm.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e10mm joint width:\u003c\/strong\u003e Depth must be 5mm to 8mm.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e15mm joint width:\u003c\/strong\u003e Depth must be 7mm to 10mm.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e20mm joint width:\u003c\/strong\u003e Depth must be 10mm.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e25mm joint width:\u003c\/strong\u003e Depth must be 12mm.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eFor joints deeper than 10mm, install a backing rod 25% larger than the joint width to control depth. The sealant must only bond to two sides to allow correct movement; use polyethylene release tape on flat joints to prevent three-sided adhesion.\u003c\/p\u003e\n\n  \u003ch3\u003eHow to apply\u003c\/h3\u003e\n  \u003cp\u003eApply when substrate and ambient temperatures are between 5°C and 40°C.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSubstrate preparation:\u003c\/strong\u003e Surfaces must be clean, dry, structurally sound, and free of dust, oil, grease, curing compounds, and surface water. Concrete must cure for a minimum of 28 days prior to application to avoid mould growth, poor adhesion, and delamination.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eImpervious surfaces:\u003c\/strong\u003e Clean non-porous substrates using the two-wipe process with clean cloths moistened with \u003ca href=\"\/products\/acetone\"\u003eAcetone\u003c\/a\u003e or 100% White Spirits.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePriming:\u003c\/strong\u003e An adhesion test is recommended. If a primer is required, apply with a small brush and allow to dry for several minutes before sealing. Use \u003cstrong\u003e50A Primer\u003c\/strong\u003e for non-porous substrates and \u003cstrong\u003e\u003ca href=\"\/products\/everflex-supaprime\"\u003eEverflex Supaprime\u003c\/a\u003e\u003c\/strong\u003e for porous substrates.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eApplication method:\u003c\/strong\u003e Cut the sausage opening and cut the nozzle at a 45° angle. Extrude the sealant by pushing it ahead of the nozzle to ensure intimate contact with both joint faces.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFinishing:\u003c\/strong\u003e Tool the joint with a moistened spatula within 15 minutes, before the skin forms (approximate skin time is 20 minutes). If masking tape was used, remove it while the sealant is still wet.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eClean up:\u003c\/strong\u003e Clean wet tools and excess sealant with white spirit or isopropyl alcohol (IPA). Cured sealant must be removed by mechanical means.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Adheseal","offers":[{"title":"Single Buy","offer_id":47041908572352,"sku":"SILADN70GR\/SSG","price":8.5,"currency_code":"AUD","in_stock":true},{"title":"Box Buy (20)","offer_id":47041908605120,"sku":"SILADN70GR\/SSG\/BOX","price":153.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/n70.png?v=1763005105"},{"product_id":"bostik-seal-n-flex-one-p390-polyurethane-sealant-300ml","title":"Bostik Seal 'N' Flex One P390 Polyurethane Sealant 300ml","description":"\u003cdiv role=\"main\"\u003e\n\u003cp\u003eFor expansion joints in precast and tilt-up panels, brickwork, concrete, and fibre cement sheet, Seal 'N' Flex One P390 Polyurethane Sealant 300ml provides a Class-A joint seal that accommodates high-movement thermal cycles. It cures to a tough, flexible barrier that handles constant contraction and expansion without adhesive failure or pulling away from the joint faces.\u003c\/p\u003e\n\u003ch3\u003eHigh-movement joint sealing\u003c\/h3\u003e\n\u003cp\u003eSeal 'N' Flex One P390 is a low-modulus, moisture-curing polyurethane sealant formulated to handle cyclic joint movement of ±50% (100% total movement) of the original installed joint width. Because it is low modulus, the cured sealant exerts minimal stress on the bond line when the joint expands, preventing cohesive or adhesive failure in porous substrates like insitu concrete, mortar, and brickwork. The smooth, non-sag thixotropic paste holds its shape during application in vertical joints and can be tooled to a concave finish. It is acoustic rated to AS 2253 \/ 1276 and carries AS4020 approval for potable water contact.\u003c\/p\u003e\n\u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e±50% joint movement\u003c\/strong\u003e: Absorbs high-amplitude expansion and contraction in precast panels, GRC, and specialty exterior cladding panels without rupturing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u0026gt; 900% elongation at break\u003c\/strong\u003e: Extreme stretch capability to ensure the internal body of the sealant does not tear under unexpected structural shift.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u0026gt; 1.3 N\/mm² tensile strength\u003c\/strong\u003e: Delivers high structural cohesive strength to maintain a durable barrier over a service temperature range of -40 to 75°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-day full cure\u003c\/strong\u003e: Based on porous substrates, extending to 14 days for joints wider than 20mm, with a cure rate of 2mm per 24 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6mm to 50mm joint limits\u003c\/strong\u003e: Fits joint widths within this range, maintaining a 1:1 depth-to-width ratio up to 12mm wide, and a 1:2 ratio for joints from 12mm to 50mm wide.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere to use it\u003c\/h3\u003e\n\u003cp\u003eSuitable for sealing joints in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecast and tilt-up concrete panels\u003c\/li\u003e\n\u003cli\u003eInsitu concrete and render\u003c\/li\u003e\n\u003cli\u003eBrickwork and blockwork\u003c\/li\u003e\n\u003cli\u003eFibre cement sheet and GRC\u003c\/li\u003e\n\u003cli\u003ePlasterboard face and paper-lined recessed edges\u003c\/li\u003e\n\u003cli\u003eAluminium windows, brass, copper, stainless steel, and u-PVC\u003c\/li\u003e\n\u003cli\u003eFibreglass and specialty panel systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eLimitations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo not use\u003c\/strong\u003e in chlorinated water systems such as swimming pools, spas, or constantly immersed salt water.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo not apply\u003c\/strong\u003e to cement-based substrates within 28 days of the initial pour or set.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo not use\u003c\/strong\u003e on materials containing bitumen, for glazing applications, or in trafficable joints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo not apply\u003c\/strong\u003e in temperatures below 5°C or above 35°C, or expose to water or alcohol before full cure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo not finish\u003c\/strong\u003e using wet tooling techniques that employ solvents, water, or soap solutions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhite variant caution\u003c\/strong\u003e: White sealant may yellow on the surface under prolonged exposure to strong natural or artificial UV light.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComposite metallic facades\u003c\/strong\u003e: For northern and western elevations in full sunlight, daily thermal cycling can cause crimping or bulging of the sealant before it fully cures. Refer to Bostik V70 Silicone as the recommended sealant for metallic facades.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSubstrate preparation and priming\u003c\/h3\u003e\n\u003cp\u003eSurfaces must be completely clean, dry, and free of laitance, oil, dust, grease, frost, water, old sealants, and curing agents. Dust and loose particles must be vacuum cleaned.\u003c\/p\u003e\n\u003cp\u003eSeal 'N' Flex One P390 adheres without primer to standard concrete, mortar, and bare Aluminium. However, a Pre-tested Adhesion to Substrate (P.A.T.S.) test is recommended prior to application. Substrate primers must be used for high-stress joints, extreme weather exposure, or highly porous surfaces:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePorous substrates\u003c\/strong\u003e: For maximum performance and in periodically immersed or submerged applications, prime with \u003ca href=\"\/products\/n49-primer\"\u003eBostik N49 Primer\u003c\/a\u003e. Porous vertical expansion joints not subject to immersion do not require priming if clean and dry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-porous substrates\u003c\/strong\u003e: Prime plastics and metallic substrates (such as u-PVC outlets, brass, copper fittings, and stainless steel) with \u003ca href=\"\/products\/n40-primer\"\u003eBostik N40 Primer\u003c\/a\u003e using the two-cloth method.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePaintability\u003c\/h3\u003e\n\u003cp\u003eSeal 'N' Flex One P390 can be painted after a minimum of 7 days. Coatings containing solvents, such as enamels or oil-based paints, may react with the sealant surface and create a tacky finish. Surface coatings may discolour in direct contact with the cured sealant, and cyclical joint movement may cause the paint film to crack or craze. Field testing is recommended to verify coating compatibility.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Bostik","offers":[{"title":"Box Buy (20) \/ Grey","offer_id":48530760040640,"sku":"SNFFCGR\/CTG\/BOX","price":355.8,"currency_code":"AUD","in_stock":true},{"title":"Box Buy (20) \/ White","offer_id":48530760073408,"sku":"SNFFCWH\/CTG\/BOX","price":355.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/sealnflex1.png?v=1782886428"},{"product_id":"bostik-seal-n-flex-one-plus-p590-polyurethane-sealant-copy","title":"Bostik Seal ‘N’ Flex One Plus P590 Polyurethane Sealant 300ml","description":"\u003cdiv role=\"main\"\u003e\n \u003cp\u003eFor expansion and construction joints in precast panels, concrete cladding, and window installations where joint movement causes standard sealants to shear or pull away, Seal ‘N’ Flex One Plus P590 Polyurethane Sealant 300ml provides a low-modulus, high-movement barrier. This polyurethane formulation cures bubble-free—even on damp or moist substrates—to handle extreme joint expansion and compression cycles without structural failure.\u003c\/p\u003e\n\n \u003ch3\u003eHigh-movement joint performance\u003c\/h3\u003e\n \u003cp\u003eSeal ‘N’ Flex One Plus P590 is a low-modulus sealant, meaning it remains highly flexible after curing. It accommodates joint expansion up to +100% and compression down to -50%, absorbing the thermal expansion and contraction common in precast concrete tilt-up panels, brickwork, metal cladding, and aluminium window frames. With an elongation at break exceeding 1000%, it stretches reliably over wide movement cycles without tearing or losing adhesion to the joint faces.\u003c\/p\u003e\n\n \u003ch3\u003eNumbers that matter\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003e+100% \/ -50% joint movement:\u003c\/strong\u003e Absorbs high cyclic movement in external cladding joints, reducing the risk of adhesive failure under extreme thermal shifts.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e\u0026gt; 1000% elongation at break:\u003c\/strong\u003e High elasticity prevents the sealant from tearing internally when joints open to their maximum width.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2.5-3mm per 24 hours cure rate:\u003c\/strong\u003e Standard moisture-curing window, reaching full cure in 7 days on porous substrates, and requiring more than 14 days for joints wider than 20mm.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e-30 to 80°C temperature resistance:\u003c\/strong\u003e Maintains its physical seal properties and elasticity in harsh external environments and high-exposure metal facades.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003e2.8g\/L VOC:\u003c\/strong\u003e Low-emission formulation suitable for environmentally rated projects, conforming to Singapore Green Building Council standards.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eWhere to use it\u003c\/h3\u003e\n \u003cp\u003eThis sealant bonds to major construction substrates and panel systems, including:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eConcrete and masonry:\u003c\/strong\u003e Insitu concrete, render, precast and tilt-up panels, brickwork, block work, GRC, and natural stone such as granite, sandstone, and marble.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCladding and windows:\u003c\/strong\u003e Aluminium composite materials, metal cladding, fibre cement sheet, and aluminium windows.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePlasterboard:\u003c\/strong\u003e Plasterboard face and paper-lined recessed edges.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMetals and plastics:\u003c\/strong\u003e Aluminium, u-PVC, brass, copper, and stainless steel.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eApplication and priming rules\u003c\/h3\u003e\n \u003cp\u003eBostik Seal ‘N’ Flex One Plus P590 adheres to standard concrete, mortar, and bare aluminium without a primer. However, specific installation conditions require substrate priming to guarantee bond integrity:\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePorous substrates:\u003c\/strong\u003e Use \u003ca href=\"\/products\/n49-primer\"\u003eBostik N49 Primer\u003c\/a\u003e for maximum performance on porous surfaces, and always prime for periodically immersed or submerged applications. Vertical joints in dry, clean concrete or masonry do not require priming.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNon-porous substrates:\u003c\/strong\u003e Use \u003ca href=\"\/products\/n40-primer\"\u003eBostik N40 Primer\u003c\/a\u003e for non-porous plastic and metal substrates, including u-PVC outlets, pipework, brass, copper fittings, and stainless steel trays or flashings. Apply using the two-cloth method.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eComposite panels:\u003c\/strong\u003e Coated aluminium panels often carry protective wax or plastic coatings; always perform a Pre-tested Adhesion to Substrate (P.A.T.S.) test to verify bonding before full application.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eJoint geometry:\u003c\/strong\u003e For joints 5mm to 10mm wide, use a 1:1 width-to-depth ratio. For joints wider than 10mm (up to 80mm), calculate depth using the formula: Depth = (Width \/ 3) + 6mm. Always install a backing rod before priming to control sealant depth and prevent three-sided adhesion.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003ch3\u003eLimitations\u003c\/h3\u003e\n \u003cul\u003e\n \u003cli\u003eDo not apply to cement-based substrates within 28 days of the initial pour or set.\u003c\/li\u003e\n \u003cli\u003eDo not use in trafficable joints, for glazing applications, or in chlorinated water environments like swimming pools and spas.\u003c\/li\u003e\n \u003cli\u003eDo not use in constantly immersed salt water.\u003c\/li\u003e\n \u003cli\u003eDo not apply in temperatures below 5°C or above 40°C, or expose the sealant to water or alcohol before it has completely cured.\u003c\/li\u003e\n \u003cli\u003eDo not use on PE, PP, PC, PMMA, PTFE, soft plastics, neoprene, or bituminous substrates.\u003c\/li\u003e\n \u003cli\u003eDo not use in joints less than 5mm or wider than 80mm.\u003c\/li\u003e\n \u003cli\u003eWhite sealant may yellow on the surface if exposed to strong natural or artificial UV light for prolonged periods.\u003c\/li\u003e\n \u003cli\u003eIf painting, wait a minimum of 7 days. Solvent-based coatings (such as enamels or oil-based paints) may react with the sealant, leaving a tacky surface. Surface coatings may crack, craze, or discolour due to joint movement.\u003c\/li\u003e\n \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Bostik","offers":[{"title":"Grey \/ Box Buy (20)","offer_id":48530780029120,"sku":"SNF1GR\/CTG\/BOX","price":238.8,"currency_code":"AUD","in_stock":true},{"title":"White \/ Box Buy (20)","offer_id":48530780061888,"sku":"SNF1WH\/CTG\/BOX","price":238.8,"currency_code":"AUD","in_stock":true},{"title":"Black \/ Box Buy (20)","offer_id":48530780094656,"sku":"SNF1BL\/CTG\/BOX","price":238.8,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/3630\/0224\/files\/sikasealnflex1plus.png?v=1756198091"}],"url":"https:\/\/adheseal.com.au\/collections\/roofing-seal-flash-repair.oembed","provider":"Adheseal","version":"1.0","type":"link"}