The Winix 113151 Replacement Filter is a complete two year filter set. The True HEPA Filter captures 99.97% of particles and impurities as small as 0.3 microns, including pollen, mold, dust, pet dander and hair, other allergens and cigarette smoke. The carbon filter absorbs odors in the environment. This genuine Winix Filter fits both the Winix 5500 and C535 Air Purifiers.
2-pack set includes: 2 True HEPA filters and 8 carbon filters - 2 year's supply
For use with the Winix C535 & the 5500 Air Purifier
True-HEPA filtration captures up to 99.97% of particles, as small as 0.3 microns
An anti-microbial reduces bacterial growth
The carbon filter reduces odors and traps large particles
For optimal use replace the carbon filter every 3 months and the True HEPA filter every 12 months