Accumulair Replacement Filter Compatible with Hunter 30920/30905

Hunter 30920 HEPAtech replacement air purifier filter. Fits Hunter air purifier models: 30050, 30054, 30055, 30065, 30070, 30071, 30075, 30080, 30177, 30832, 30882, 30883, 37055, 37065. 3-stage HEPAtech filter removes up to 99.97% of airborne particles as small as 0.3 microns in size including smoke, dust, pollen, pet hair and dander, mold spores and dust mites. Stage 1: Mesh particle screen pre-filter captures larger particles such as dust, lint and hair. Stage 2: Submicron primary filter is made out of a micro-filter material which removes particles as small as 0.3 microns in size. Stage 3: Activated charcoal filter removes household odors from cooking, cleaning, smoking and pets. Recommended to replace every 12 months for maximum efficiency, or more often depending on air quality & environmental factors. Package contains 1 replacement filter. Approximate Dimensions: 13-1/2 x 10-1/2 x 3/4 inches.