6
Metal materials for building and constructions; metal couplings and shaped parts, metal fastening clips and screws and rails for mounting sanitary apparatus; building panels of metal; frames and fittings of metal for building; brackets of metal for building; boxes of common metal; pipes and tubes of metal; pipework of metal; steel pipes and tubes; branching pipes of metal; pipes of metal for heating installations; hinges of metal; clips of metal for pipes; bindings of metal; collars of metal for fastening pipes; elbows of metal for pipes; eye bolts and screw rings; flanges of metal [collars]; junctions of metal for pipes; manifolds of metal for pipelines; pipe muffs of metal; rings of metal; reinforcing materials of metal for pipes; water-pipes and water-pipe valves of metal; parts and fittings made of metal for all the aforesaid goods; pipe end plugs made of metal
11
Apparatus for heating, cooling, water supply and sanitary purposes; sanitary apparatus and installations; sanitary installations and fittings; fittings and brackets for installations; valves (plumbing fittings); safety valves for water apparatus; water regulating valves (safety accessories); drain traps [valves] of plastic for sanitary installations; water-pipe valves of plastic for sanitary installations; water distribution and conduits installations, pipes, valves and fittings for sanitary installations; taps and faucets for pipes and pipelines; spigots and cocks for pipes and pipelines; water filtering apparatus; regulating and safety accessories for water apparatus and pipes; parts and fittings for all the aforesaid goods
17
Flexible pipes and tubes, not of metal; fittings, not of metal, for flexible pipes and rigid pipes; couplings, connectors, reducers, bends, manifolds, T-pieces (connectors), not of metal, for pipes; junctions, not of metal, for pipes; non-metallic pipe muffs and pipe jackets; sealant compounds for joints; rings and stoppers of rubber; pipe end plugs; reinforcing materials, not of metal, for pipes; pipe gaskets and joint packings for pipes; stopping and insulating materials, bands and tapes; flexible hoses, not of metal; watering hoses; soundproofing materials; parts and fittings for all the aforesaid goods
19
Materials, not of metal, for building and construction; building panels, not of metal; non-metallic frameworks for building; non-metallic brackets for building; rigid pipes, not of metal, for building; branching pipes, not of metal; water-pipes, not of metal; water-pipe valves, not of metal or plastic; drain pipes, not of metal; drain traps [valves], not of metal or plastic; gutter pipes, not of metal; roof gutters, not of metal; parts and fittings for all the aforesaid goods
20
Drain traps [valves] of plastic; valves, not of metal, other than parts of machines; water-pipe valves of plastic; clips, not of metal, for pipes; collars, not of metal, for fastening pipes; parts and fittings for all the aforesaid goods