11 APPARATUS FOR LIGHTING, HEATING, STEAM GENERATING, COOKING, REFRIGERATING, DRYING, VENTILATING, WATER SUPPLY AND SANITARY PURPOSES, NAMELY, LIGHTING FIXTURES, LIGHTING FIXTURES FOR BATHTUBS; SANITARY FITTINGS OF METAL AND PLASTIC FOR TOILETS, BATHROOMS AND KITCHENS, NAMELY, FAUCETS, TAPS, STOPS, MIXERS FOR REGULATING FLOW, DISTRIBUTION AND TEMPERATURE OF WATER, SHOWER HEADS, SETS COMPRISING SHOWER HEADS AND PARTS AND FIXTURES THEREFOR, SETS COMPRISING HANDHELD SHOWER HEADS AND PARTS AND FIXTURES THEREFOR; SPRAYERS FOR SINKS AND PARTS AND FIXTURES THEREFOR; BATH AND SHOWER FIXTURE SETS COMPRISING, SHOWER HEADS, FAUCETS, VALVES, HOSES AND PARTS AND FIXTURES THEREFOR; SETS FOR BATH AND SHOWER COMPRISING, SHOWER HEADS, FAUCETS, SHOWER RISER RAIL, WATER DIVERTERS, PLUMBING FITTINGS, NAMELY, VALVES; INSTANTANEOUS WATER HEATERS, WATER TREATMENT EQUIPMENT, NAMELY, CONTROL VALVE COUPLERS, BATHTUBS, SINKS, LAMPS