Nu-Calgon Nu-Foam® 4293-04 Expanding and Insulating Sealant, 12 oz Can, Aerosol, Amber

Nu-Foam® is an expanding, polyurethane, prepolymer foam that is used as a sealant and an insulating product. It is designed to seal, fill and insulate small cracks, gaps and voids. Tack free time for Nu-Foam® is less than 30 minutes at 70 deg F and 40 to 50 percent relative humidity. Its R-Value is 4.9 per inch thick making a very good insulator in most any application and can even provide sound-deadening. Nu-Foam is UL classified and is fire retardant. Can withstand temperatures up to 240 deg F.

Nu-Calgon Nu-Foam® Expanding and Insulating Sealant, Can, 12 oz, Composition: 20 to 40% DiphenylmethanediIsocyanate, Isomers and Homologues, 10 to 20% 4,4'-Methylenediphenyl DiIsocyanate, 10 to 20% Tris(2-Chlorisopropyl)-Phosphate, 5 to 10% Dimethylether, 1 to 5% Isobutane, Propane, Aerosol, 4 hr Drying, Amber, Light Petroleum, 240 deg F, -155 deg F Flash, 155 g/L VOC, Applicable Materials: Exterior Sheeting, Masonry, Concrete and Wood Walls