Compatible with Winix air cleaner model P150
True-HEPA filtration, captures up to 99.97% of particles, as small as 0.3 microns.
4 pack of disposable Activated Carbon Pre-filters; reduces odors and traps large particles.
Genuine Winix one year replacement filter set. For optimal performance, it is recommended to change the True HEPA Filter once every 12 months and the Carbon Filter once every 3 months.

The Winix 113050 Replacement Filter C is a complete one 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 4-pack Carbon Filters traps large particles, extending the life of the True HEPA filter and absorbs odor in the environment.  The genuine Winix Filter C is compatible with Winix Air Purifier units P150