Dowsil 795 Silicone Building Sealant

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Price Per Unit: $18.73

Price Per Box: $16.86

A one-component, neutral-curing, medium-modulus silicone sealant intended for weatherseal and structural applications with excellent adhesion to a wide range of materials, including glass, metal and aluminium.
Vendor: Dowsil
SKU: SILDC795BL/SSG
Availability: In Stock
$18.73
$18.73
Prices do not include GST
Physical Properties
Composition: One-part, neutral cure, rtv silicone sealant
Tack free time: 3 hours
Curing time at 25°c (77°f) and 50% rh: 7-14 days
Full adhesion: 14-21 days
Flow, sag or slump: 0.1 inches (2.54mm)
Working time: 20-30 minutes
Voc content: 30 g/l
Durometer hardness, shore a: 35
Peel strength: 32 lb/in (5.7 kg/cm)
Tension adhesion strength at 25% extension: 45 psi (0.310 mpa)
Tension adhesion strength at 50% extension: 60 psi (0.414 mpa)
Joint movement capability: ±50%
Staining: None
Tension adhesion strength at 25% extension (after quv weatherometer): 35 psi (0.241 mpa)
Tension adhesion strength at 50% extension (after quv weatherometer): 50 psi (0.345 mpa)
Approvals/specifications: Federal specification tt-s 001 543a (com-nbs) class a, federal specification tt-s-00230c (com-nbs) class a, astm specification c 920 type s, grade ns, class 50, use nt, g, a and o, astm specification c 1184, canadian specification can2-19.13- m82
Usable life and storage: 12 months at or below 27°c (80°f)
Packaging information: 10.3 fl oz. (305 ml) cartridges, 20 fl oz. (590 ml) sausages, 2 and 4.5 gal (7.5 and 17 l) bulk containers
Shipping & Delivery

*$15.95 shipping nationwide, except for dangerous goods, oversized items, and bags 15 kg or above. These orders will be withdrawn or customers will be contacted to pay standard shipping rates.

Dowsil 795 Silicone Building Sealant
Vendor: Dowsil
Dowsil 795 Silicone Building Sealant
$18.73
Vendor: Dowsil
Dowsil 795 Silicone Building Sealant
$18.73
Size: 591ml
Colour: Back
Package Type: Single Buy

Dowsil™ 795 Silicone Building Sealant

Dowsil™ 795 is a versatile, one-part, neutral-cure silicone sealant designed for a wide range of construction applications. This high-performance sealant excels in both structural glazing and weather sealing, offering exceptional durability and resistance to harsh environmental conditions.

Key Features

  • Neutral cure for low odour and easy application
  • Excellent weatherability, resisting UV, rain, snow, and temperature extremes
  • High joint movement capability of ±50%
  • Strong adhesion to a wide variety of construction materials
  • Available in 15 standard colours with custom colour options
  • Meets global standards (Americas, Asia, and Europe)

Standards and Certifications

  • Federal Specification TT-S 001 543A (COM-NBS) Class A
  • Federal Specification TT-S-00230C (COM-NBS) Class A
  • ASTM Specification C 920 Type S, Grade NS, Class 50, Use NT, G, A and O
  • ASTM Specification C 1184
  • Canadian Specification CAN2-19.13-M82

Uses

  • Structural and non-structural glazing
  • Structural attachment of panel systems
  • Panel stiffener applications
  • Weather sealing for glass, aluminium, steel, painted metal, EIFS, granite, stone, concrete, brick, and plastics

Benefits

  • Provides a long-lasting, flexible, and weathertight seal
  • Maintains structural integrity in demanding applications
  • Resists cracking, shrinking, and discoloration due to weather exposure
  • Excellent adhesion without the need for priming on most substrates
  • Easy application with all-temperature gunnability
  • Low-odour cure byproduct

Limitations

  • Not recommended for below-grade applications or surfaces constantly immersed in water.
  • Avoid using on surfaces exceeding 50°C (122°F) during installation or materials that bleed oils or plasticizers.
  • Not for use in totally confined spaces or on frost-laden/wet surfaces.
  • Paints may not adhere well to the cured sealant.
  • Not suitable for food contact or medical/pharmaceutical applications.

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