Heng’s Industries 5626 RV Trailer Camper Sealants Putty Tape 1/8 X 1-1/2 X 30′ Roll

Ideal for rubber roofs. Heavy, flexible, non-hardening butyl material that remains pliable as packaged. Releases easily from its silicone-treated backer. For use under moldings, around windows, doors and vents. Can be used to seal and waterproof overlapping metals and easily shaped and formed to seal difficult areas.