Question

Galvalume sheet cover width 1000mm,35 mm crest at a pitch of 250 mm stiffened with 8mm deepintermittent corrugation metal having 0.52mm thickness

Answer 1

0.80mm thick with zinc coating not less than .... semi-corrugated 6mm thick sheet roofing for ...... sheets having cover width of 1000 mm, 35 mm crest at a pitch of 250 mm stiffened with.