Common metals and alloys of common metals; metallic building materials; precoated metal sheet, coil and strip; metal in the form of sheets, coils, strips, plates, bars, rods, slabs and ingots; metal roof and wall cladding, ceiling battens, trusses, purlins, structural decking, metal formwork and reinforcing materials for buildings, metal mesh, expanded metals; metal rainwater products; fascias, guttering, ridge capping, downpipe and metal rainwater tanks; metal building frames, framing sections and accessories thereto for houses and commercial buildings; transportable buildings of metal; metal fencing materials; posts and panels; pipes and tubes of metal; and excluding nuts, bolts, metal fastenings, flexible conduits, joints, fittings and seals for cable conduits