Crossflex UV is an excellent and versatile multipurpose sealant for all jobs involving sealing & bonding regarding a wide range of materials including metals, sheet steel (galvanised, plated and painted), untreated or anodised aluminium, brass, copper, glass, GRP, wood, concrete and many rigid plastics. Sealing and bonding in the building industry, sealing of low movement wall joints, connecting joints in sheet metal fabrication and duct-work. Suitable for use in Automotive, vehicle body-work, railway carriages, marine and general fabrication and assembly where a tough flexible rubber joint or a good elastic adhesive is required.Long term resistance to fresh water, seawater, limewater, caustic solutions and cleaning agents.