Hydrants; Showers; Air purifiers; Air purifying apparatus; Air sterilisers; Air sterilizers; Aquarium filters; Aquarium filtration apparatus; Chlorinating units for water treatment; Dish sterilizers; Electrostatic water treatment apparatus; Faucet sprayers; Fitted liners for baths and showers; Flexible pipes being parts of shower plumbing installations; Kitchen sink sprayers; Magnetic water treatment apparatus; Microbubble generators for waste water treatment; Plumbing fittings, namely, faucet filters; Plumbing fittings, namely, shower control valves; Plumbing fixtures, namely, shower mixers; Plumbing fixtures, namely, shower sprayers; Portable showers; Portable toilets; Shower control fittings, namely, escutcheons; Shower enclosures; Shower faucet extensions; Shower head sprayers; Shower heads; Shower mixing valves; Sterilizers for toothbrushes; Toilet bowls; Toilet stool units with a washing water squirter; Tub spouts; UV toilet sterilizers for household purposes; Wash-hands basins being parts of sanitary installations; Water-saving aerators for faucets; Water filtering apparatus; Water purification apparatus; Water purification installations; Water purifying apparatus; Water sterilisers; Water treatment apparatus, namely, clarification and thickening machines for use in treatment of liquids in the nature of water, waste water and industrial water; Water treatment equipment, namely, cartridge filtration units; Water treatment equipment, namely, chemical sterilization units; Water treatment equipment, namely, reverse osmosis filtration units; Water treatment equipment, namely, ultraviolet sterilization units; Water treatment equipment, namely, water filtration units; Water treatment equipment, namely, water filtration units and reverse osmosis units; Water treatment unit for aerating and circulating water