This adhesive is a super fast moisture curing polyurethane that gives excellent bond strength to most building substrates including wood materials, metals, plasterboard, fibreboard and PVC. The adhesive is resistant to humidity and heat making it ideal for a variety of applications both inside and out.Bonds wood, concrete, aluminium and plastic in both interior and exterior applications.Secures panels in sandwich constructions. This adhesive is ideal for bonding window and door frames, staircases and aluminium profiles.Popular PU wood adhesive , waterproof , C20 (310ml) cartridge for use in standard mastic guns.