RESISTO 17733 Air and Vapor Barrier Membrane, 50 ft L, 12 in W, Elastomeric Bitumen/Trilaminate Woven Polyethylene
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This product is a 1 mm self-adhesive membrane composed of elastomeric bitumen and trilaminate woven polyethylene. The underface is composed of a silicone release film. It provides air and vapor sealing around doors and windows and other construction details.