White Lightning Insulating Foam, Minimal Expanding, Series: Stop Gap!, Can Container, 12 oz Net Weight, Composition: Diphenylmethane DiIsocyanate Polymer, 4, 4-Diphenylmethane DiIsocyanate, Propane, 2-Methylpropane, Liquid Form, 30 min Setting, 4 hr Curing, Tan, Slight Hydrocarbon Odor/Scent, 60 to 100 deg F, 0.93 Specific Gravity, -20.2 deg F Flash Point, <7 cSt Viscosity, Flammability: 3, Applicable Materials: Wood, Metal, Masonry, Glass and Plastic