... of different size which is according to different size of ceiling board2.Ceiling T grid has many advantages,include:beauty,good strength, cauterizationresistance, and ... .Double -face or single-faced powder coatingheat galvanize zinc treatment4.ceiling t-grid/keel together with mineral fiber board used to make ... ,0.28mm,to 0.30mm and 0.40mmPacking CartonMOQ:20fcl Ceiling T-Grid