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.
- $18.73
- $18.73
- Unit price
- per
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
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Shipping & Delivery
**$15.95 + GST for Australia-wide shipping, excluding DG, oversized or long-length items, and bagged items weighing 15kg or above. If your order includes any of these, you will be contacted to arrange additional freight fees
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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