2440¡§¡é1220¡§¡é(6-24)mm It is kind of new building and industry boards, Due to its goods performance in fire-proof, moisture-proof and sound insulation and durability. So it is the ideal decoration boards for ceiling board and partition boards. Our "Iron Crown" brand products are of good moisture resisting ability.In high humidity places such as laundry room,it can still maintain stable performance,doesn£¤t generate swelling or shaping,so its durability is 3 to 5 times as that of the other materials. packing with pallets