Building materials of metal; doors and windows of metal; fittings of metal for windows; door fittings of metal; metal window jambs; door frames of metal; parts and fittings for windows and doors of metal; hinges of metal; window openers of metal, non-electric; door openers of metal, non-electric; window casement bolts; door fasteners of metal; window fasteners of metal; outdoor blinds of metal; roller blinds of steel; insect screens of metal; hardware of metal, small; locks of metal, other than electric; rails of metal; rolling window shutters of metal; sash fasteners of metal for windows.

Building materials, not of metal; windows, not of metal; doors, not of metal; window glass, other than vehicle window glass; window frames, not of metal; door frames, not of metal; door panels, not of metal; insect screens, not of metal; outdoor roll shutters, not of metal; interior non-metal window shutters; parts and fittings for windows and doors, not of metal.