Light weight, high strength, fire-proof, water-proof, moisture-proof, sound insulation, heat insulation, thermal ... be widely used in kitchens, bathrooms and other renovation work.4.Fire preventionAdded a flame retardant product, it does not produce harmful ... on. It is a new green building board material with fire-proofing, sound-proofing, water-proofing, environmental protection, hignintensity,light ...