Building materials of metal including roofing, sheet metal and purlins, corrugated roofing, deck roofing, small corrugated roofing, span roofing, gutters including quad gutter, high quad gutter and facia gutter, downpipes, metal facia, purlins, including z-section and c-section purlins, gutter scrolls, roof ventilators, rain water heads, awnings, including colonial awnings, all of metal; gutter protection devices of metal including metallic mesh or strainer to prevent entry of debris; structural metal sheets for roofs, walls and floors, roll-formed from metal sheet or strip, coated or uncoated, galvanised or ungalvanised; clips, components and accessories therefor of metal; framework of metal for buildings; sheds, garages, carports, verandahs; transportable buildings of metal; prefabricated metal buildings and parts thereof; building panels of metal; fences of metal; fencing components and accessories therefor of metal