Single-component, ready to use, expanding polyurethane foam. Minimal expansion after application. Very economical to use. Excellent stability, no shrinking or post expansion. For use with a foam applicator gun. CFC-Free Propellant High Bond Strength Suitable for Indoor & Outdoor Use Can be Sanded & Painted Controllable Gun Grade Foam Less Than 50% Expansion Excellent Mounting & Filling Capacities High Thermal & Acoustical Insulation Excellent Adhesion on Most Substrates CFC-Free Propellant High Bond Strength Suitable for Indoor & Outdoor Use Can be Sanded & Painted Controllable Gun Grade Foam Less Than 50% Expansion Excellent Mounting & Filling Capacities High Thermal & Acoustical Insulation Excellent Adhesion on Most Substrates