... :1200X2400 as you request 2,good price,good quality 3,regular grade,water proof,fire proof 9.5mm Gypsum BoardThickness: 9, 9.5, 12, 12.5 ... , 15mm..Size:1200X2600,1200X2800,1200X3000mmStandard: KS F3504, JIS A 6901Technical Parameter Testing ...