Home > Resources Our Resources GM 50 Ceiling Angle Download GM 50 Ceiling Section Download GM 50 Intermediate Channel Download GM 50 Perimeter Channel Download GM 50 Gypsum Standard Plasterboard Download GM 50 Gypsum Moisture Resistance Plasterboard Download GM 50 Gypsum Fire Resistance Plasterboard Download GM 50 Gypsum Heat Resistance Plasterboard Download GM 28 Perimeter Channel Download GM 28 Intermediate Channel Download GM 28 Ceiling Section Download GM 28 Ceiling Angle Download Certified by Australian/New Zealand Standard Download American Test Machine Standard Download British Standard Download Thai Industrial Standards Download AS,NZS(Australian/New Zealand Standard) Download ASTM(American Test Machine Standard) Download BSBritish Standard Download TISGMThai Industrial Standards Institute Download