DOWSIL / Dow Corning 791 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.
FEATURES DESCRIPTION
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.
