Metal building materials, namely, profiled steel sheeting sections for roof and wall cladding, steel frames for buildings, steel purlins, steel beams and steel conduit sections for use in buildings, steel studs, metal runners for sliding doors, laths, prefabricated metal roof decks; prefabricated metal building systems comprised of sheet metal, steel beams, sandwich panels primarily made of steel, facade cossets primarily made of steel, exterior wall profiles primarily made of steel; doors of metal or substantially of metal; transportable buildings of metal; small items of metal hardware, namely, screws, nails, rivets, and strips for building purposes; pipes and tubes of metal; goods of common metal, namely, ventilation systems comprised of metal ventilating ducts and ventilation fittings of metal or substantially of metal with and without seals, dampers, connectors and metallic suspension means; roof draining systems comprising of metal gutters and downpipes and jointing means and means of attachment therefore; metallic roof protection products, namely, roof security means in the form of metal ladders, metal roof bridges and metal railings

Machines and machine tools for use in the sheet metal industry, namely, machines for the manufacture of metal tubing and ducting, cutting machines, rollforming machines, stitchwelding machines, flanging and locking machines

Apparatus for ventilation and heating, namely, air-conditioning, air cooling and ventilation apparatus and instruments, electric heating fans, electric space heaters, ventilating exhaust fans, and systems comprised thereof