Buildings made of metal; metal building materials; transportable buildings of metal; gardensheds, garages, shadehouses, aviaries and fowl houses made of metal; kit-form or kit-set building made of metal; sheet metal; buildings made of ribbed steel; pre-fabricated, modular construction made of metal; metal components of buildings, including panels, floors, roofs, walls, cladding, flashing, gutters, lattice work and pipes