Gluedevil Marine Grade Wood Glue Is A One Component, Polyurethane Based Wood Adhesive Which Cures When Exposed To Moisture In The Air And Creates Waterproof Bonds Making It Ideal For Construction Or Repairs To Ships Or Yachts. Also Ideal For Waterproof Bondings Of Exterior Furniture, Door Frames, Window Frames, Formica And Hardwoods Such A S Sleeper Wood.