Apparatus for producing sparkling drinking water

Filters for water, water filtration apparatus, filters for drinking water, kettles incorporating filter unit, water treatment apparatus, tap water filters, cartridges for water filtration containing ion exchangers and/or adsorbents, especially for use in water filters, coffee machines, tea machines, espresso machines, beverage vending machines, industrial kitchen equipment for the preparation of food and beverages, ice-making machines, steamers, combination steamers, ovens, industrial coffee and tea machines, dishwashers, refrigerators, cooling units, cold drink dispensers, kitchen fittings, humidifiers, air conditioning unit, transportable climate control unit, steam irons, showers, steam generators, steam baths, all included in this class, heating systems with a self-contained water circle, water-bearing armatures