Fellowes HF-300 True HEPA Replacement Filter for AP-300PH Air Purifier - HEPA - For Air Purifier - Remove Pollen, Remove Allergens, Remove Mold Spores, Remove Dust Mite, Remove Germs, Remove Pet Dander, Remove Smoke, Remove Ragweed, Remove Odor - 99.97% P

True HEPA Filter safely removes 99.97 airborne particles as small as 0.3 microns, including pollen, ragweed and other allergens, mold spores, dust mites, viruses, germs, pet dander, cigarette smoke and odors. Filter is compatible with the Fellowes AP-300PH Air Purifier. Filter is made of microfiber glass.