... to fix Mineral Fiber Ceiling and PVC Gypsum Ceiling Board. Suspending Ceiling T Bar:Standard type: (a)32H: 1) Main Tee: 24 x 32 ... x 3.6m, or 3.0m, 3.05m, 3.66m 2) Cross Tee: 24 x ... 26 x 1.2m, or 1.22m 3) Small Tee: 24 x 26 x 0.6m, or 0.61m ... 29mm, to 0.30mm and 0.40mm(b)38H: 1) Main Tee: 24 x 38 x 3.6m, or 3.0m, ... 3.05m, 3.66m 2) Cross Tee: 24 x 26 x 1.2m, or 1.22m 3 ...