Waterproofing Membrane

Welcome to our Waterproofing Membranes collection, where we offer a range of high-quality membranes designed to provide reliable waterproofing solutions for various applications. From polyurethane to bituminous options, our collection covers a wide range of waterproofing needs.
Welcome to our Waterproofing Membranes collection, where we offer a range of high-quality membranes designed to provide reliable waterproofing solutions for various applications. From polyurethane to bituminous options, our collection covers a wide range of waterproofing needs.
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  • Gripset P39Gripset P39
      Gripset
      Gripset P39
      Gripset P39 is a cold-applied, solvent-free rubber bitumen emulsion membrane for positive and negative pressure waterproofing. Designed for underground structures, retaining walls, planter boxes, and podium decks, P39 offers high adhesion to concrete, masonry, and primed timber. It resists ponding water, salts, and ground chemicals, remains flexible, and is safe for use in sensitive environments. Meets AS4654 for external above-ground membranes and AS4020 for potable water contact.
      $186.23
      $186.23
    • Gripset C-1PGripset C-1P
        Gripset
        Gripset C-1P
        Gripset C-1P is a high-performance, fibre-reinforced, flexible cementitious waterproof membrane designed for both positive and negative waterproofing. With excellent crack-bridging, hydrostatic pressure resistance up to 5 bar, and compliance to AS4858, it’s ideal for basements, pools, potable water tanks, wet areas, and under-tile systems in Australian commercial, industrial, and residential projects.
        $133.22
        $133.22
      • Gripset BRW HDGripset BRW HD
          Gripset
          Gripset BRW HD
          Gripset BRW HD is a self-adhesive butyl rubber sheet membrane with a high-strength HDPE face for subterranean and multi-layer systems. It forms an instant waterproof and vapour-resistant seal without curing, bonds to porous and non-porous substrates, handles ponding water, and performs from −30 °C to 80 °C. Complies with AS4858 and AS4654.1 for internal/external wet areas; ideal for retaining walls, basements, planter boxes, podiums and decks.
          $486.27
          $486.27
        • Gripset BRW PFNGripset BRW PFN
            Gripset
            Gripset BRW PFN
            Self-adhesive butyl rubber sheet membrane with fabric face for direct tiling and toppings. Delivers high tack adhesion, anti-fracture performance, and flexibility across -30 °C to 80 °C. Cold-applied, primer-less on many non-porous surfaces, and compatible with Gripset liquid membranes for hybrid systems in internal and external wet areas.
            $515.38
            $515.38
          • RLA 2 Part Cementitious Membrane
              RLA
              RLA 2 Part Cementitious Membrane
              RLA 2Part is a versatile, Class II flexible cementitious waterproofing membrane for wet areas, balconies, planter boxes, retaining walls and immersed applications such as pools and water features. It cures to a tough, durable finish with high adhesion and a tile-ready surface. Certified to AS 4858 and AS 4654.1, and AS 4020 potable-water approved.
              $205.08
              $205.08
            • Silcor 560 HB Charcoal
                GCP
                Silcor 560 HB Charcoal
                Silcor 560 HB is a one-part, high-build Class III PU membrane for professional non-exposed waterproofing. Certified to AS 4654.1 & AS/NZS 4858 for internal wet areas, balconies, decks & retaining walls. Offers high elongation (>700%) & simple application.
                $209.79
                $209.79
              • Silcor 560 HB Low VOC
                  GCP
                  Silcor 560 HB Low VOC
                  High-performance, low VOC polyurethane membrane for internal and external waterproofing. Easy brush or roller application, seamless, flexible, and durable.
                  $229.20
                  $229.20
                • Silcor 575 LB UVR
                    GCP
                    Silcor 575 LB UVR
                    Silcor 575 LB is a one-part, semi self-levelling polyurethane liquid membrane for horizontal waterproofing. Certified Class III (AS 4654.1 & AS 4858) for balconies, podiums, wet areas. High strength, >800% elongation, low VOC. Requires protection.
                    $275.45
                    $275.45
                  • Silcor 580
                      GCP
                      Silcor 580
                      Silcor 580 is a premium, two-part polyurethane waterproofing membrane for the most demanding projects. With >700% elongation, it offers a tough, flexible, and seamless barrier for trafficable areas. Certified Class III for internal and external use.
                      $573.42
                      $573.42
                    • Mapei Keraflex Maxi S1
                        Mapei
                        Mapei Keraflex Maxi S1
                        High-performance, deformable cementitious adhesive with extended open time and no vertical slip. Ideal for heavy, large-format porcelain and stable natural stone on walls and floors, including uneven substrates up to 15 mm bed thickness. Suits interior/exterior and heated slabs.
                        $43.72
                        $43.72
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                      • Sikalastic®-1K
                          Sika
                          Sikalastic®-1K
                          Sikalastic®-1K is a one-component, flexible waterproofing mortar ideal for a wide range of applications. It's easy to apply, provides excellent crack-bridging, and protects concrete from water damage and environmental factors, making it a reliable choice for construction professionals.
                          $174.33
                          $174.33
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