11 Water purifying apparatus and parts and fittings therefor; Water purifying apparatus and machines and parts and fittings therefor; Rainwater purification installations and parts and fittings therefor; Filtration apparatus for use in purifying service water and parts and fittings therefor; Wastewater purification installations and parts and fittings therefor; Water filtering apparatus and parts and fittings therefor; Electric water purifiers for household purposes and parts and fittings therefor; Non-electric water purifiers for household purposes, and parts and fittings therefor; Shower stalls sold as a unit; Prefabricated bath installations sold as a unit; Water closets; Movable shower stalls sold as a unit comprised of shower cubicles, faucets, showers, heaters, electric water heaters, gas water heaters, instantaneous hot-water suppliers, pretreatment tanks, after treatment tanks, displays, conversion adaptors, partitions, curtains, shower heads, filters for drain, non-woven textiles, hydrants, water pipes, sewer pipes and automatic faucets; Movable prefabricated bathrooms sold as a unit comprised of shower cubicles, faucets, showers, heaters, electric water heaters, gas water heaters, instantaneous hot-water suppliers, pretreatment tanks, after treatment tanks, displays, conversion adaptors, partitions, curtains, shower heads, filters for drain, non-woven textiles, hydrants, water pipes, sewer pipes and automatic faucets; Water purifying apparatus for vehicles; Water purifying apparatus for shower cubicles; Water purifying apparatus for bath cubicles; Water purifying apparatus used in hand-washing places; Water purifying apparatus used in foot-washing places; Water purifying apparatus for washing apparatus for animal bodies; Water purifying apparatus for clothes washing machines; Water purifying apparatus for waste treatment apparatus; Water purifying apparatus for food material washers and dishwashers; Water purifying apparatus for swimming pools