fire-proof, water-proof, sound absorption, heat insulation... Fiber Cement Board is ... high strength, anti- freeze, water-resist, fire-proof, damp-proof, sound-absorption , no distortion and no radiation...Etc. Used as suspended ceiling, partition ... panel, exterior wall cladding, paneling, moving floor, desktop board, fire-resistant air pipe ,back-liners, skirting lines, prefabricated structures, door ...