DOWSIL™ 791 Weatherproofing Sealant
DOWSIL™ 791 Weatherproofing Silicone Sealant is a one part, low modulus, neutral curing weatherproofing silicone sealant designed for both commercial and domestic applications. It provides excellent unprimed adhesion to most porous and non-porous surfaces.
Product info
Benefits
- Excellent weathering characteristics, including resistance to ozone, UV radiation and temperature extremes
- Joint movement capability +/- 50%
- Conforms to ISO 11600-F&G-25LM and also meets ISO specification 9047 class 50%
- Designed for general glazing, and weather sealing in curtain wall & building facades
Substrate Type
- Wood
- Glass
- Toughened Glass
- Laminate Glass
- Glass Sealed Units - Weatherseal
- Brick
- Stone
- Concrete
- PVCu
- Plastic
- Mill Finished Aluminium
- Anodised Aluminium
- PVF2 Aluminium
- Powdercoat
- Steel
- Stainless Steel
- Galvanised Steel
- Copper
- Brass
- Zinc
- Lead
- Polycarbonate
- Masonry
- MDF
- Stained Timber
- Painted Timber
Colours
Grey
Brown
Black
Anthracite
Bronze
Buff
Limestone
Translucent
White
Technical Information
| Where to use | Exterior |
| Paintable | No |
| Time to cure | 24 hours |
| Container Type | Cartridge |
| Shelf life | 1 year |
| Sizes | 310ml, 380ml, 600ml sausage |
| Application method | Sealant Gun and Cartridge |
Application
Application Instructions
Contact our expert team for advice, training and application instructions for this product!
Supporting Documents
Quantity Estimator
Enter joint dimensions below to estimate number of cartridges required
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