Standard gypsum board is one kind of paperfaced gypsum board,who covers the largest demand share of gypsum board.Some pepole call it as Common gypsum board,Regular gypsum board,Normal gypsum board,General gypsum board,etc. 1.Common Gypsum Board Regular size (mm):1200x2400, 1220x2440(4'x8) Thick (mm):6.5mm,7, 8, 9, 9.5,12,12.5,15,15.9 ect. 2.Fire-resistant board Regular size (mm):1200x2400, 1220x2440, Thickness: 12mm, 15mm 3. Water resistant board Regular size (mm): 1200x2400, 1220x2440, thickness: 9mm, 12mm 4. Moisture-resistant board Regular size (mm): 1200x2400, 1220x2440, thickness: 9mm, 12mm Gypsum board edge: A: tapered edge (recessed edge) B: square edge (straight edge) Advantage : Light weight, high strength, impact resistance,Sound insulation, heat insulation, indeformable,Waterproof, moistureproof, without mouldy effect,Acid and alkali resistance, corrosion resistance,Sawable, drillable, and easy to apply Usage: A: Ceiling system B: Partition system C: Dry lining system