11 Aquarium lights; Aquarium heaters; Aquarium filters; Ultraviolet lamps used for aquariums; Water filtration and purification units and replacement cartridges and filters therefor; Water treatment equipment, namely, water filtration units and reverse osmosis units; Water treatment equipment, namely, water filtration units; Hot water heaters; Water purification, sedimentation and filtration apparatus for clarification, thickening and filtration of water, waste water and industrial water; Water treatment apparatus, namely, clarification and thickening machines for use in treatment of liquids in the nature of water, waste water and industrial water; Electrolytic water generators for electrically decomposing tap water to generate electrolytic water and for removing chlorine odor from tap water; Hybrid water heater; Water purification units; Water heaters for aquarium use; Water treatment equipment, namely, reverse osmosis units; Filters for drinking water; Water softening apparatus and installations; Water purification installations; Water heaters; Water filtering apparatus; Flow restrictors for reverse osmosis water purification units; Water softening units; Tankless water heaters; Water treatment equipment, namely, ultraviolet sterilization units; Water treatment equipment, namely, reverse osmosis filtration units; Water treatment equipment, namely, chemical sterilization units; Water treatment equipment, namely, cartridge filtration units; Ozone sanitizers for air and water; Oxygen generator for processing water by increasing oxygen content in the water; Water filtering units for aquariums; Water filtration pitchers sold empty; Water treatment unit for aerating and circulating water; Water filtration and purification units and replacement cartridges and filters therefor for aquarium use; Water control valves for faucets; Water filtering devices, namely, water purification installations for waste water and sewage consisting of curtains and textile fabrics; Water purification machines; Apparatus for filtering drinking water; Atmospheric water generators; Water purifying apparatus; Solar water heaters; Industrial-water purifying apparatus; Water filtration apparatus for the deionization of water; Tap-water purifying apparatus; Water purifying apparatus and machines; Circulators in the nature of water heaters; Water filtration bottles sold empty; Water purifying apparatus for household purposes; Water purification apparatus for aquarium use; Water filters; Water filtration apparatus; Water purification apparatus; Fitted covers for water filtering apparatus; Water purification tanks; Filters for water filtering apparatus; Membrane filters for water filtering apparatus; Membrane filtration units for water treatment apparatus; Reverse osmosis membrane filters for water treatment; Electric water purifiers for household purposes