Lakdek Crimp Curve Roofing Curve sheets are recommended for walkways, car parks, busstops, weather sheds and, a variety of commercial, industrial and domestic building applications. The curved, sheets also contribute to cost saving due to lesser supporting frame work for fascias, and roofs. Product Specifications Feeding Width - 1000mm Effective Width - 840mm Rib Height - 25mm Tensile Strength - G550 (Hi-Ten) and G350 (Soft) Coating Class - AZ 150 Recommended Total Coated Thickness - 0.47mm, 0.40mm and 0.35mm Recommended Screw - Steel Frames - 55mm Timber Frames - 68mm (Delta Coated Screws)