Suspended gypsum ceiling: Name Size Thickness Packing Size Tolerance Weight Gypsum ceiling 595*595mm 600*600mm 603*603mm 595*1195mm 603*1212mm 7mm Shrink packing 6pcs/ctn or 8pcs/ctnor 10pcs/ctn Length<+/-2mm Width < +/-2mm Thickness<+/-0.5mm 17-21kgs 7.5mm 8mm 8.5mm 9mm 9.5mm 10mm 12mm Advantage: 1)100% waterproof 2)Class A flame and smoke 3)Resistant to mold,mildew and bacteria 4)Resistant moisture,oils,most chemicals Welcome your inquiry.