Baier Gypsum Board for Drywall Style : Classic. Shape : Rectangle. Thickness : 7mm-15mm. Function : Fireproof Board Ceiling, Soundproof Ceiling, Normal Ceiling, Heat Insulation Ceiling, Moisture-Proof Ceiling, Mould-Proof Ceiling, Smoke-Proof Ceiling, Waterproof Ceiling. Color : Red, Green,and So on. Certification : ISO9001:2008. Certification : ISO9001:2008, Ce, ASTM, ISO. Note: Other Sizes Upon Your Detailed Request