Paintable epoxy seeks, fills and seals cracks in fiberglass, wood and metal. Hard protective coating flexes with hull movements. Deteriorated wood can be renewed with a few strokes to penetrate and strengthen stringers, decking and molding. Also seals leaky aluminum seams, rivets, and leaks around cabins or decks. On wooden hulls, Gluvit seals and protects planks and sheeting against water absorption and marine parasites. On aluminum hulls, Gluvit seals seams and rivets and acts as a barrier coat to minimize glavanic corrosion. Long working time. Easily topcoated with bottom or topside coatings and most pains. 2 lb. unit covers approx. 25 to 35 sq. ft. 6 to 8 mils.