Air purifying apparatus; Filters, heaters and pumps sold in combination for use in swimming pools; Fitted liners for hot tubs or spas; Hot tubs; Sauna bath installations; Showerheads and components thereof; Swimming pool water cleaning and filtering units; Water purification units; Water treatment equipment, namely, water filtration units and reverse osmosis units

Air filtering installations; Aquarium filtration apparatus; Aquarium heaters; Filters and filtering devices for air and gas conditioning; Filters for drinking water; Stills not for scientific purposes; Swimming pool chlorinating apparatus; Water filtering apparatus; Water purification installations; Water purifying apparatus and machines