11 Sanitary apparatus and installations, namely, hand-wash basins as parts of sanitary installations, hand-wash bowls as part of sanitary installations, bath tubs, toilets, sinks; water heaters; heating elements; radiator caps; fan heaters; radiators for heating; installations and apparatus for heating, namely, heat pumps; air heaters, namely, electric heating fans; air cooling apparatus; ventilation installations for air-conditioning; thermostatic valves as parts of heating installations; heat pumps; heat accumulators; heat exchangers; feed water heaters; cooling installations for water; central heating radiators; humidifiers for central heating radiators; fittings for wash basins, sinks, bath tubs, showers, namely, bathroom exhaust fans, baffles, valves, drains, faucets and spouts; bath tubs; bath installations, namely, bath tubs, shower and bath cubicles, toilets and sinks; bath fittings, namely, faucets and shower heads; wash basins as parts of sanitary installations, namely, sinks; bidets; showers; shower cubicles enclosures; shower trays; water taps; pipe line cocks being spigots; spa baths; hand-operated valves and mixer valves for sanitary water supply, namely, plumbing fittings in the nature of valves; regulating accessories for water apparatus and for water pipes, namely, metered valves for water supply; sauna installations; siphons, namely, flexible pipes being parts of bath and shower plumbing installations; bath tubs for sitz baths; basins, namely, sinks; water closets; toilet bowls; toilet seats; water flushing installations, namely, flush levers and automatic flush valves for toilets; flushing tanks, namely, flushing toilet tanks; urinals as sanitary fixtures; urinal covers; mixer taps for water pipes; water conduit installations, namely, flexible pipes being parts of bath and shower plumbing installations; whirlpool apparatus, namely, whirlpool baths, whirlpool jets; parts and accessories for the aforesaid goods, included in this class, namely, shower heads, toilet seats, heating elements; light fixtures; electric lamps; lamps; sconce lighting fixtures