lightweight fireproof material Product Description Mgo board made from natural inorganic materials.Mgo board easy to install. Specification:2440mmx1220mm,2400mmx900mm,1800mmx900mm,2750mmx1200mm,1220mm*3000mm,1220mm*3600mm Or make according to the customers' requirements Thickness:3mm,4mm,5mm,6mm,8mm,9mm,10mm,12mm,15mm,18mm,20mm or as your..