11 Steam generating apparatus, namely, steam generators; drying apparatus, namely, hand held hair dryers, towel dryers; ventilating apparatus, namely ventilating fans for commercial use; water supply apparatus and sanitary installations and plumbing fittings, namely, mixing valves, manually operated mixing valves for the supply and draining of water, mixer taps for wash stands, bidets, washing tables, bath tubs and showers, drains, traps, waste and overflow fittings, showers; water heating installations, namely hot water heaters and solar water heaters; water storage basins; heat accumulators; water refinement installations, namely water filtering units for producing potable water for domestic use, waste water purification units; showers and shower cabins; shower combination accessories, namely, shower heads, shower enclosures; overhead showers; lateral showers; nozzles for showers, water taps and water mixing taps; shower holders; pre-assembled multi-functional showers; complete shower installation units, namely prefabricated shower units, combining overhead showers, lateral showers or hand showers; siphons, traps for plumbing; electric lighting fixtures; douches for the mouth, namely, water sprayers for cleaning and massaging teeth; and valves of plastic