Roof & Wall Cladding corrugated steel sheet shall be color-coated galvanized steel. Thickness 0.5 mm up to 0.7 mm Galvanization shall be 275 gm/m². the exposed surface shall be color coated with polyester over corrosion primer. Total thickness 30 microns. The non - exposed surface shall be color coated with 8-10 microns thickness.

Wall panel shall have covering width of 1100 mm five ribbed profile with 40 mm high major ribs every 250 mm center distance. The major ribs are tapered. Two additional minor ribs, each with a height of 3 mm stiffen the panel in-between the major ribs, wall panel shall have a covering width of 1100 mm with ribs of 25 mm depth on 27.5 mm centers.