... and cleaning (4)OEM pvc ceiling specifications :1.material:pvc ,Calcium Carbonate 2.width:595mm3.thickness:7mm4 ... high strength , not easy to deformation,resis erosion, mothproof , sound insulation , waterproof , fireproof , aging-resisting ,.durable ;3.easily ... insulation , Moisture-Proof , Mound-Proof , Smoke-Proof , Sound-Absorbing , Soundproof , WaterproofNOTE:all kinds of demand can be customized ...