6
Pipes, shaped parts for pipes, wastewater pipes, drainage pipes, water supply pipes, fittings for pipes, holding devices for pipes, crossover distributors for pipes, connection fittings for hot-water radiators; all the aforesaid goods of metal
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; Heating apparatus and installations, underfloor heaters, boilers, feeding apparatus for heating boilers, water conduit installations, conduits for sanitary installations, water heaters, water filtering apparatus, water heating apparatus, installations for heating with warm water, central heating radiators, air conditioning systems, toilets, flushing tanks, flushing apparatus, filters for drinking water, regulating apparatus for heating apparatus and water pipes, radiator valves, water purification installations, water supply installations, water distribution installations; pipes for water supply installations and sanitary installations; pipes for hot-water heating systems and underfloor heating systems, wastewater pipes, drainage pipes
17
Packing, stopping and insulating materials, plastics in extruded form for use in manufacture, flexible pipes, not of metal; pipes and junctions for pipes, drainage pipe junctions; seals and packing, in particular for drainage pipes; junctions for pipes; drainage pipe junctions; pipe fittings, in particular for drainage pipes; fittings for pipes, holding devices for pipes, crossover distributors for pipes; all the aforesaid goods of plastic; fittings and accessories therefor of plastic, shaped pieces of plastic
19
Building boards, corrugated slabs, window frames, door frames, cladding for walls, roofs, roofing, kiosks, exhibition stands, stands, travelling houses, garages of plastic; pipes; drainage pipes; waste pipes; pipe fittings, pipe fittings for drainage pipes; all the aforesaid goods not of metal or plastic
42
Design and planning of domestic installations, including waste water installations, drinking water installations, heating installations, underfloor heating systems and central heating systems