11
Apparatus for the supply of water for sanitary purposes; Filters for sanitary water distribution apparatus; Sanitary water conduit fittings; Regulatory fittings for water pipes; Regulating accessories for gas pipes and lines; Waste pipes for sanitary installations; Waste fittings for sanitary ware; Flexible strip wound pipes of metal [parts of sanitary installations]; Water-pipes for sanitary installations; Taps [cocks, spigots] [faucets (Am.)] for pipes; Valves [plumbing fittings]; Water control valves for faucets; Electric lamps; Lighting apparatus and installations; Electric lamps; Heating apparatus, electric; Stoves [heating apparatus]; Heating apparatus and installations; Steam generating apparatus; Steam generating installations; Steam generating installations; Cooking appliances; Refrigerating apparatus; Drying apparatus and installations; Mobile drying apparatus [heat drying]; Drying installations; Filters for use with apparatus for ventilating; Hoods for ventilating apparatus; Flues for ventilating apparatus
17
Non-metallic couplings for tubes; Articles of rubber for use in connecting pipes; Articles of rubber for use in sealing tubes; Non-metallic couplings for pipes; Pipe extensions (Non-metallic -); Hose bandages; Jackets [insulating] for pipes; Non-metallic coupling sleeves for tubes; Flexible pipes, tubes, hoses and fittings therefor (including valves), and fittings for rigid pipes, all non-metallic; Flexible tubes, not of metal; Flexible pipes, not of metal; Plastic plumbing hoses; Pressure hoses (Non-metallic -); Flexible plastic pipes for conveying natural gas; Non-metallic insulated pipes; Non-metal pipe couplings and joints; Non-metallic couplings for tubes; Couplings of rubber for tubes; Couplings (Non-metallic -) for flexible pipes; Fittings, not of metal, for rigid pipes; Plastics in extruded form for use in manufacture; Packing materials; Stopping materials; Insulating materials
19
Branching pipes, not of metal; Drain pipes; Rigid pipes, not of metal; Plastics pipes [rigid] for water; Insulated pipes (Non-metallic -) for water; Non-metallic conduits for water discharge; Non-metallic pipes for roof drainage installations; Ducts made of plastics for trunking pipes for gases; Manhole covers, not of metal; Guttering (Non-metallic -) for the dispersal of waste water; Drain traps [valves], not of metal or plastic; Building materials (non-metallic); Drain pipes, not of metal