3M 41594 Polyurethane Sealant 540 Gray, 10.5 oz Cartridge Polyurethane sealant foe use on trucks, trains, trailers, vans, RV's specialty vehicles and construction panels Good for general industrial bonding/sealing. Compatible with plastics, frp, smc, metals and wood materials with a 24 hr cure time Delivers great performance with tensile strength of 300 psi Minimum to maximum operating temperatures are -40 F to +194 F