Dow Corning 791 Neutral Weatherproofing Silicone Sealant · BLACK

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Description Dow Corning 791 Silicone Weatherproofing Sealant is a one-part, neutral cure, architectural grade sealant. It easily extrudes in any weather and quickly cures at room temperature by reaction with moisture in the air to form a durable, flexible silicone rubber seal. Specifically designed for general glazing and weather sealing in curtain wall and building facades. Features : - Ideal for expansion, connection, perimeter and other movement joints - Neutral cure - Suitable for use on coated glass, galvanized steel, copper, masonry and other porous and non-porous substrates - Low modulus sealant according to ISO standards; medium modulus according to Dow Corning standards - Extension/compression movement capability of up to 50 percent of the original joint width - Excellent weatherability, virtually unaffected by sunlight, rain, snow, ozone or temperature extremes - Excellent unprimed adhesion to a wide variety of construction materials and building components, including anodized coated aluminum Usable Life & Storage When stored at or below 30°C (86°F) in the original unopened containers, DOWSIL 791 Silicone Weatherproofing Sealant has a usable life of 12 months from the dat

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