PERFECT FIT: Replacement filter for Homedics AF-20 AF-25 AP-20 AP-25 AF-20FL AF-25FL Air Purifiers. TRUE HEPA: The True HEPA filtration stage clean up 99. 97% of airborne particles as small as 0. 3 microns including dust, pet dander, common pollutants, pollen, and fabric fibers. LONG LASTING: For optimal performance, replace your filter every 12 months with normal usage conditions for noticeably fresher air. PIECES INCLUDED: Package includes 2 packs AF-20 AF-25 AP-20 AP-25 AF-20FL AF-25FL filter for HoMedics. Fully meet your needs for the replacement with premium materials and advanced technology, ideal solution for homes with pets, smokers, open layout kitchens. CUSTOMER SERVICE: We value customer service. If you have any problems with the filter fitting your air purifier, please contact us through our Amazon home page 2 Set Replacement Filter Compatible for HoMedics AF-20 AF-25 AP-20 AP-25 AF-20FL AF-25FL