Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating and water supply and sanitary purposes; water purification installations; water conduits installations; water supply installations; water distribution installations; sea water desalination plants; purification installations for sewage; distilling units; stoves [heating apparatus]; electrical storage heaters; solar furnaces; solar storage equipment; solar collectors and pipe register collectors (heating apparatus); heat pumps; heat accumulators; heat exchangers, other than parts of machines; fittings included in this class; pipes and pipelines of plastic; composite and multilayered pipes of plastic; junctions and junction pieces of plastic for pipes; flat and tubular collectors (heating apparatus); draw-off taps, namely level regulating valves for containers; heating pipes and fittings for heating installations and floor heating apparatus; underfloor heating; showers and shower cubicles; bath tubs and shower trays of plastic; ventilating fans; boiler pipes [tubes] for heating installations; taps for pipes and pipelines; coils forming parts of distilling, heating and cooling installations; refrigerating containers; pipes, profiles, solid rods, mouldings and panels of plastic (parts of sanitary installations).

Unprocessed and semi-processed rubber, gutta-percha, gum, asbestos, mica and substitutes for all these materials; plastics and resins in extruded form for use in manufacturing processes; packing, stopping and insulating materials; flexible pipes, tubes and hoses, not of metal; insulating materials; threads of plastic for soldering; pipe muffs, not of metal; junctions, not of metal, for pipes; rubber sheets; plastics in extruded form for use in manufacture, in the form of blocks, sheets, webs, films, rods, profiles, pipes and pipe mouldings; rings of rubber for use as pipe connection seals; extruded and pressed plastics in the form of sheets, rods and tubes for use in manufacture; plastic fibres, other than for textile use; filtering materials of semi-processed films of plastic or foam; plastics in extruded form for use in manufacture; pressed and mechanically processed panels of plastic for bullet-arrester devices for shooting ranges; plastic rods and bars.

Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and bitumen; buildings, transportable, not of metal; monuments, not of metal; pipes of plastic, profiles of plastic, plastic mouldings and plastic boards, all included in this class; foundry moulds, not of metal; pipework of plastic; floor-heating pipes of plastic, composite and multilayered pipes of plastic; tiles of plastic; flooring tiles of plastic; profile strips of plastic for building; drainage pipes of plastic; branching pipes of plastic; penstock pipes of plastic; building boards of plastics materials; road marking sheets and strips of synthetic material; drainpipes and drainpipe systems of plastic; plastic pipes, mouldings and shafts for floor drainage and degasification; run-off channels, not of metal.

Furniture, mirrors, picture frames; containers, not of metal, for storage or transport; unworked or semi-worked bone, horn, whalebone or mother-of-pearl; shells; meerschaum; yellow amber; reservoirs, not of metal nor of masonry; tote boxes of plastic; storage containers of plastic; packaging containers of plastic; heating-oil containers of plastic; tanks of plastic for liquids; screw caps and sealing caps of plastic; container closures of plastic; valves of plastic (other than parts of machines); pipe and cable clips and ties of plastic; cable or pipe clips of plastics; water-pipe valves of plastic; plastic signboards; shelves for storage and table tops; transport pallets, not of metal; chopping blocks and saw horses of plastic; mouldings for picture frames; water tanks of plastic.