Sanitary installations and facilities as well as water supply systems, in particular steam baths, saunas and bathing facilities [wellness], bathing, plunge and sitting pools and tubs [in particular cooled and/or heated bathing, plunge and sitting pools and tubs], hydrotherapy baths [in particular cold baths equipped for the production of ice]; water purification, desalination and treatment plants, in particular water filters, water filter devices and systems; sterilization, disinfection and decontamination equipment; parts and accessories for all the aforesaid goods, included in this class.