Heaven Fresh Air Purification System  Filters Spaces up to 54m² (580ft²) Clean Air Delivery Rate (CADR): 480m³/hr. (16,951ft³/hr.) 6 Stage Filtration: * Pre-Filter: Catches large particles like dust and hair * Cold Catalyst Filter: Absorbs gases like formaldehydes, ammonia, benzene, VOC’s. This filter works as an odor eliminator and improves the pureness of the air * Activated Carbon Filter: Removes small particles like dust mites, pollen, dander, and allergens. It also helps remove any gases that may have gotten through like smoke and various odors. * HEPA Filter: Captures ANY particles as small as 0.01 Microns in size (10 nanometers) This includes various bacteria and viruses.