Common metals and their alloys; transportable buildings of metal; non-electric cables and wires of common metal; pipes and tubes of metal; windows and sashless windows of metal or predominantly of metal; window frames and window stiles of metal or predominantly of metal; window fasteners of metal or predominantly of metal; metal window pulleys; extrusions of metal or predominantly of metal for windows; window stops of metal or predominantly of metal; window locks of metal or predominantly of metal

Non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; windows and sashless windows, not of metal or predominantly not of metal; window frames, not of metal

Building construction; building and window repair; installation services, namely, installation of windows and window systems