Material: Galvanized Iron (GI), Pre-painted Galvanized Iron (PPGL), Aluminium Zinc coating (Aluzinc), or PVC/Fiberglass.Common Sizes:0.5/76 Profile: 10.5 corrugations across the sheet.,Standard Lengths: 6ft (1.83m), 8ft (2.44m), 10ft (3.05m), 12ft (3.66m).