... 0.70mm b) U 100 x 0.60, 0.70mm c) U 150 x 0.80, 1.00, 1.20mm 2) Vertical ... channel: a) C 75 x 0.31, 0.35, 0.40, ... x 0.57, 0.60, 0.70, 0.80mm c) C 150 x 0.80, 1.00, 1.50mm Ceiling T-grids: ... a) Main beam 38mm high b) T profile 26mm high c) Wall angle: 24 x 24mm, 23 x 23mm 2) ... a) Main beam 30mm high b) T profile 20mm high c) Wall angle: 23 x 23mm, 20 x 20mm The length ...