... ~C320, Z100~Z200 7) Different Roof and Wall Panel: Single colorful corrugated steel sheet 0.326~0.8mm thick, (1150mm wide), or ... 50mm~100mm 8) All accessories:Semi-transparent skylight belts, Ventilators, down pipe, Galvanized gutter, etc 9) Surface:Two lays of Anti ... 'OT, roof and wall panel load in 40'HQPUTIAN STEEL STRUCTURE SYSTEM OF WAREHOUSE/WORKSHOP You ONLY need you to provide us ...