Air filtering units; Air filters for domestic use; Air purifiers; Apparatus for filtering drinking water; Filters and filtering devices for air and gas conditioning; Filters for air conditioning; Filters for drinking water; HEPA filters for household use; Vehicle-mounted air purifying apparatus; Water filtration and purification units and replacement cartridges and filters therefor; Water purification units; Water treatment equipment, namely, cartridge filtration units; Water treatment equipment, namely, water filtration units and reverse osmosis units
Environmental Control Apparatus