3M 4000UV Fast Cure Cartridge White 10 Oz. 06580
Resistant to weathering, saltwater, and stresses caused by joint movement.
Seals between mechanically fastened joints on wood, fiberglass, metal and most plastics above and below the waterline.
Applications include sealing deck to hull joints, thru-hull fittings, window and door frames, deck hardware, navigation lights, hatches and porthole frames.
It is also paintable.