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The 3M™ Marine Adhesive and Sealant Fast Cure helps to bond and seal fibreglass, gelcoat and wood. It's ideal for rub-rails, stern-joints, deck and through-hull fittings, as well as access plates.
3M Marine Adhesive Sealant Fast Cure 420 is a one-part, general-purpose polyurethane for flexible bonds to wood, fibreglass, Gelcoat, plastic and metals
Forms a watertight seal on joints and boat hardware above and below the waterline
Ideal for rub-rails, stern-joints, deck and through-hull fittings, and access plates
Medium strength allows for disassembly
Size: 3 oz.