Filtrete FAPF024 Air Cleaning Filter, 9" x 15" - FILTRETE-FAPF02 Better than HEPA at capturing airborne particles Filter captures 99.9% of large airborne particles and allergens like pollen, mold and dust mite debris Ultra Quiet model FAPO2 uses replacement filter FAPFO2 Manufactured by 3M Better than HEPA at capturing airborne particles Filter captures 99.9-Percent of large airborne particles and allergens like pollen, mold and dust mite debris Ultra Quiet model FAPO2 uses replacement filter FAPFO2 Manufactured by 3M Electrostatically charged fibers magnetize and capture particles