Kop-R-Lastic® Sealant is a one-part, high performance synthetic rubber sealant which is quick drying and flexible. It exhibits excellent adhesion to a variety of construction materials including metal, aluminum, concrete, masonry, wood, PVC/vinyl, and glass. It can be applied to wet or dry surfaces and has excellent low temperature flexibility. It is non-staining, non-sagging and skins over, tack free within 30 minutes.

Kop-R-Lastic® Sealant can be used as a termination sealant for Henry® self-adhered membranes in both exposed and concealed applications. It can also be used in masonry joints, metal flashing, glazing, and window and door applications.