- New
501LSW-1 is a Dicor self-leveling lap sealant designed for compatible RV roof sealing applications. This white 10.3 oz cartridge sealant is formulated for horizontal surfaces such as RV roof edges, vents, vent pipes, skylights and screw heads. It provides a flexible, weather-resistant seal and adheres to compatible materials including EPDM, TPO and PVC roofing membranes, aluminum, fiberglass, vinyl and other suitable surfaces.