Pipes of metal; Water pipes of metal; Copper pipes (other than parts of machines); Metal pipe fittings; Couplings of metal for pipes; Adaptors for pipes (metal); Connectors of metal for use in plumbing; Connectors of metal for pipes; Collars of metal

Water supply apparatus; Water supply installations; Water-pipes for sanitary installations; Metal pipes (parts of sanitary installations); Pipes (parts of sanitary installations); Water distribution installations; Sanitary water fittings; Plumbing fittings for sinks