1.100% asbestos-cement pressure plate with no fire, moisture, 2.green and fine features, 3.not harmful to humans, is the mater 1.Good fire-proof and moisture-proof ,good heat and sound insulation2.Recommended applications 1.interion and exterior wall 2.insulation materials floor3.sound adsorbing wall4.road barrier.5.environment friendly 100% no-asbestos fiber cement board