Life Calk®
Non-Shrinking Caulk
Life-Calk® is a long-lasting, polysulfide-based rubber marine sealant that can be sanded, painted and used above and below the water line. It's ideal to seal teak decks, to bed deck and hull hardware, or to seal thru-hull fittings and underwater seams. It will bond to fiberglass, wood, metal, glass and itself. (Not for use on plastic.) Cures to a firm, flexible rubber seal with excellent waterproof and adhesion qualities.