Cofair 6 in. White Quick Roof Extreme Adhesive for RV

From 25°F without primer to -25°F with Quick Roof SeamPrime. Increases in adhesion over time. EPDM, TPO, Metal, Fiberglass, Aged and Rigid PVC, Vinyl, Wood OSB and most building materials. Quick Room Extreme is guaranteed not to crack, harden, or shrink. It instantly stops leaks and permanently repairs: all RV roof materials, vents, skylights, slide-outs, windows, awnings, holding tanks, tents and more.Material: synthetic polymer butyl. It cannot be used on plasticized PVC, fresh silicone caulk, frost-covered surface, or on boats that are submerged underwater.