Motsenbockers Lift Off Spray Foam and Silicone Caulk Remover breaks the molecular bond between caulk and surface. Formula works fast and makes it easy to remove polyurethane sealants, expansion foams, silicone caulks, construction adhesives and two-part epoxies from tub and shower enclosures, vinyl flooring, baseboards, tile, porcelain, stainless steel, cast iron, wood, granite, marble, ceramic and stone. The patented, Enviro Science formula is biodegradable, water-based, non-corrosive and VOC compliant