Metal sliding doors; windows of metal; sliding windows of metal; sliding windows of aluminium; window sashes of aluminium; aluminium minimal sliding windows; rollers (metal -) for sliding windows; rollers (metal -) for sliding doors; metallic frames for sliding doors; metal runners for sliding doors.

Sliding doors, not of metal.

Runners (non-metallic -) for sliding doors; rails (non-metallic -) for sliding doors; rollers (non-metallic -) for sliding doors; non-metallic tracks for sliding doors; mechanisms (non-metallic, non-electric -) for sliding doors.