Hunter Replacement Filter Value Pack for Hunter HP100 Medium Tower Air Purifier, 1 and 2 Carbon Pre-Filter

Hunter genuine replacement filter value pack for Hunter HP100 series air purifiers Silver nanoparticles in the EcoSilver® pre-filter prevent the growth of microorganism on the filter, including bacteria and viruses Coconut carbon in the pre-filter neutralizes odors, smoke, pollutants, and allergens True filter removes up to 99.97% of airborne particles as small as 0.3 microns including smoke, dust, pollen, pet hair and dander, mold spores and dust mite debris Recommended to replace filter every 6 months and pre-filter every 3 months for maximum efficiency, or more often depending on air quality & environmental factors Package contains 1 replacement filter and 2 pre-filters Dimensions: 11.7" x 5.6" x 1.2" (), 11.6" x 5.5" x 0.1" (pre-filter)