suspended ceiling grid are made of galvanized steel and color steel. This production can be made of different size which is according to different size of ceiling board.Ceiling T grids has many advantages, include: beauty, good strength, cauterizationresistance, and water resistance.Product Sectional view Height Length Package Raw materials Main tee 38 3600 3660 27pcs/ctn Galvanized steel 32 3600 3660 27pcs/ctn Cross tee 26 1200 1220 75pcs/ctn Small cross tee 26 600 610 75pcs/ctn Wall angel 22/24x22/24 3000 3050 50pcs/ctn To fix mineral fiber ceiling board & PVC laminated gypsum board materials:hight-quality hot-dipped galvanized steel coil as raw materials merit:this type Tgrids look more elegant in style,hight quality we can supple the product as your requirements