... : (mm) 7.5 to 12Features: normal design and special paint,fireproof,heat insulation,moisture-proof,sound absorbing.Delivery:Within 15 days ... /C.Price Term:FOB,CNF,CIF.6...Gypsum Board Accessories:Drywall ScrewSize: 3.5mmx25mm,3.5mmx35mm,3.5mmx50mmm etc.Paper Joint ... you in the near future,thank you. gypsum board for drywall partition ( plaster board or sheetrock )