Dow Dowsil 791 Premium Weatherproofing Silicone Sealant Black

Stock Code: HAN2546
£14.65 (inc VAT) per Foil
£12.21 (exc VAT) per Foil
Quantity OrderedPrice per Foil
1 - 19£14.65 (inc VAT)
20 - 99£13.32 (inc VAT)
100 - 299£12.66 (inc VAT)
300 - 599£11.99 (inc VAT)
600 or more£11.54 (inc VAT)

Dow Dowsil 791 Premium Weatherproofing Silicone Sealant Foil 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.


- Ease of application – ready to use as supplied
- Excellent rheology, low string upon gunning
- Excellent weatherability, virtually unaffected by sunlight, rain, snow, ozone
- Medium-modulus
- ± 50% joint movement capability
- Low odour
- Project specific DOW Carbon Neutrality Certificate on request
- Externally verified carbon neutrality according to PAS 2060
- Carbon Neutrality with DOW carbon “INSETS” and reduce carbon footprint
- Green Building certification: contributes to getting additional credits
- Enhance carbon balance (>20x) with long-term durable façade silicones
- Conforms to ISO 11600-F&G-25LM and also meets ISO specification 9047 class 50%


- General weathersealing joints
- Glazing and curtain wall weathersealing joints
- Building façade weathersealing joints
- Designed for general glazing, and weather sealing in curtain wall & building facades
- Bonds well to 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 and painted timber

BrandDow Dowsil
Box Quantity20
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