Fire,water,sound proof Light weight&easy installation Eco-friendly,energy saving material Fast delivery and good services Insulated panels/conduit ... high density, good insulation, low leakage of air (which saves energy), easy to clean, environmentally friendly, non-itchy, and Freon free ... .KFlame Retardance:B1Friction Coefficient:0.0135Packing:10 pcs per package Wholesale Foam