BoatLife LifeSeal Black Adhesive/Sealant, 310 ml
Designed specifically for fiberglass boats. A fast-curing (24 hours) polyurethane/silicone adhesive sealant. Permanently flexible and non-shrinking. Outstanding adhesion to fiberglass, glass, plastic, and wood. Latest technological marine sealant. Fast skinning (10 minutes) . Use above or below waterline.