... . Competitive price. 3. Full time service. 4. Fast delivery. 12mm dry wall: We are the professional gypsum building materials manufacturer in ... with fiber and highquality additiveCertificate:ASTM,ISO,SGS,SONCAPStandard Gypsum board (white paper padded)Thickness 6.4mm to 15.9mm,Width ... and tapered edgeType: Normal, Fire-Resistant and Moisture -Resistant 12mm dry wall