groove ceiling t bar: 1,32x24x3600x0.3mm 2,26x24x1200x0.3mm 3, ... steel. It has three items: main T-bar, middle cross T-bar and wall angle. This production can be made ... ) Good strength, high quality3) cauterization-resistance, water resistance4) Rustproof, fire resistance, stainless, rust resistance and convenient application.5) High Quality ... fiber board, aluminum ceiling groove ceiling t bar