Air cleaning units containing an air filter, ultraviolet lights and a photocatalytic filter; Air conditioning installations for cars; Air purifying apparatus; Apparatus for disinfecting water; Aquarium filters; Coffee machines, electric; Filters for air conditioning; Humidifiers for household purposes; Hydroponic growing systems comprised of light emitting diode (LED) plant grow lights, grow cabinets in the nature of closed environments with integrated misting chambers, and automated controls therefor; Ice cube making machines; Swimming pool water cleaning and filtering units; Water filtering units for domestic, commercial, or industrial use; Water filtration and purification units and replacement cartridges and filters therefor; Water filtration and purification units and replacement cartridges and filters therefor for refrigerators, ice makers; Water purification and filtration apparatus