True HEPA Filter: Removes up to 99.97% of airborne allergens as small as 0.3 microns Less Sneezing: Prefilter captures dust, pet hair, lint, dirt and larger particles Odor and VOC Filtration: Reduces pollen, dust, pet dander, germs, odor, mold spores, smoke, formaldehyde and toluene Perfect Match: Compatible with Homedics Air Purifier; models AP-T200 and AP-T2503; replace every 12 months for optimal performance and fresher, cleaner-smelling air What’s in the Box: (1) True HEPA Replacement Filter