... .3mm 2,26x24x1200x0.3mm 3,26x24x600x0.3mm 4,22x22x3000x0.3mm Ceiling T Grids are made of galvanized steel and color steel. It has ... of different size which is according to different size of ceiling board. Ceiling T grids has many advantages, include: beauty, good strength, cauterization-resistance ... to match with all kinds of mineral fiber board, aluminum ceiling false Ceiling T Grids