3m Polyurethane Sealant 550 Fast Cure White 10.5 Oz. This moisture-curing adhesive sealant works on a wide variety of dissimilar substrates including wood, glass, stone, metal, polystyrene, polyacrylic, and fiber reinforced plastics (FRP). Its elastomeric polyurethane formula creates high-strength bonds that are ideal for a plethora of marine, transportation, and construction applications. Can withstand the elements on seal hulls, windows, and door frames by forming a water-tight seal that can handle temperatures ranging from -40 degrees Fahrenheit (-40 degrees Celsius) to 194 degrees Fahrenheit (90 degrees Celsius).