insect screens of metal; doors of metal; fittings of metal for windows; windows of metal; accordion doors of metal; sash fasteners of metal for windows; window fasteners of metal; window casement bolts; ironmongery; aluminium; runners of metal for sliding doors; window openers of metal, non-electric; window closers of metal, non-electric; shutters of metal; locks of metal, other than electric; window pulleys of metal; sash pulleys of metal; pulleys of metal, other than for machines