Water heaters; distillation apparatus not for scientific purposes; disinfectant apparatus for water; beverage cooling apparatus; water purifying apparatus and machines; Stills not for scientific purposes; steam boilers for heating installations, other than parts of machines; Pasteurizers for use in the food and beverage industry; water intake apparatus, namely, water closets; water filtering apparatus; sanitary apparatus and installations in the nature of steam rooms; sterilizers; water desalination plants; cooling installations for water; water purification installations; purification installations for sewage; steam generating installations; water softening apparatus and installations; taps for water supply installations; whirlpool-jets; aquarium filtration apparatus; coffee filters not of paper being part of electric coffee makers; water level control standpipes being parts of sanitary installations; regulating and safety accessories for water apparatus, namely, flashback arrestors and reverse flow check valves; membrane filters for microfiltration, ultrafiltration, nanofiltration, reverse osmosis in the nature of membrane filter cartridges for the separation of biomolecules in biopharmaceutical production; water conditioning units; Refrigerated beverage cooling and dispensing machines; electric hot water dispensers with or without coolers; water treatment apparatus in the nature of water sterilizers equipped with diluting devices, consumption displays, fittings for conducting water, filters, enrichment units, heating units, cooling units, flavoring units, and carbon dioxide units; taps being faucets with integrated filter systems; water dispensers and water coolers; automatic water treatment equipment in the nature of water filtration units and reverse osmosis units with automatic cut-off fitted with consumption indicators, fittings, filters, units for the mineralization of water, heating devices, cooling devices, flavoring devices, and carbon dioxide devices; electric kettles; electric tea and coffee making machines; electric coffee percolators, coffee roasters, electric coffee machines; water coolers; water heaters and electric boilers; ice making machines; refrigerators; Plumbing fittings, namely, faucet filters; filter elements for the air vents of water supply tanks; filter elements for the overflows of water supply tanks; terminal water supply fittings, namely, plumbing fittings in the nature of valves; water control valves for faucets; water treatment equipment, namely, cartridge filtration units; flow restrictors for reverse osmosis water purification units; installations for water treatment under osmotic process, namely, reverse osmosis units; ionization chambers being water ionizers