The Winix 1712-0096-00 Replacement Filter S is a complete one-year filter set. The Winix True HEPA captures up to 99.97%* of airborne allergens including pollen, dust, smoke, pet dander, and other ultrafine particles as small as 0.3 microns. The 4-pack Carbon Filters trap large particles, extending the life of the True HEPA filter and absorbing odor in the environment.
The genuine Winix Filter S is compatible with Winix Air Purifier unit C545.
*Based on an independent laboratory test conducted on inanimate particles as small as 0.3 microns.