About this item Original Compound (HEPA+Carbon) Filter Compatible For Bluestar BS-AP300DAI Air Purifier Easy-to-install DIY (do it yourself) Filter Medical True HEPA Removes 99.97% Particles As Small As 0.2 microns. Eliminates Dust, Bacteria and Spores, Some Viruses, Smoke, Smog, Fog, Insecticide and Metallurgical Dust, Pollen And Other Allergens This HEPA filter captures 99.95 percent 0.3-micron particles and other fine particles as small as 0.02 microns (over 100 times smaller than PM2.5)

Brand FRENCHFIL Material Air Purifier Filter Compatible Devices Air Purifier Item Weight 498 Grams About this itemH Original Hepa and antibacterial combind Filter Compatible for Bluestar Air Purifier Model BS-AP490LAN Filter 3: Antibactrial Filter + HEPA Filter Unique Antibacterial layer kills 99%+ bacteria coming in contact with the filter without affecting filtration efficiency! This HEPA filter captures 99.95 percent 0.3-micron particles and other fine particles as small as 0.02 microns (over 100 times smaller than PM2.5) Easy-to-install DIY (do it yourself) Filter