Airlux Air Purifier HEPA FilterThis highly effective True HEPA filter helps to purify the air by capturing allergens and pollutants such as pollen, dust, mold, pet dander and smoke. These allergens and pollutants 0. 3 microns and larger passing through the filter are captured to help maximize comfort and freshness. True HEPA filtration removes up to 99. 99% of airborne allergens. Allergens and pollutants 0. 3 microns and larger passing through the filter are captured to help