DOWSIL / Dow Corning 791 Black Weatherproofing Sealant is a one-part, medium-modulus, elastomeric sealant designed for general weathersealing. Its silicone formulation cures to a flexible and curable silicone rubber building joint seal.
This sealant is a specified, premium performance weather sealing product specifically designed for general glazing and weather sealing in curtain wall and building facades.
***16 Sausages per case. Individual sausages are available for purchase.***
Ideal for expansion, connection, perimeter and other movement joints.
Neutral cure - suitable for use on coated glass, galvanized steel, masonry and other porous and nonporous substrates.
Extension/compression movement of up to ±50 percent of the original joint width.
Excellent weatherability, virtually unaffected by sunlight, rain, snow or ozone.
Excellent unprimed adhesion to a wide variety of construction materials and building components.
Ease of application - ready to use as supplied.
Excellent rheology- low string upon gunning.
20-fl oz [590-mL] sausage