The colour and materials specification is available from COLOURCOIL® brochures.
The spans at minimum 1200mm take account of normal foot traffic and wind resistance including local pressure zone effects. The rib height is 18mm while the effective cover width is 750mm.
All fastening screws must conform to AS3566 - Class 3. They are to be hexagon headed and for roofing must be used with sealing washers. For connecting to purlins or top hats use: