HEPA Replacement Filter, Winix, 99.97% Filter Efficiency, Activated Carbon Filter Media

The Winix 1712-0110-00 replacement filter O is a complete one year filter. The True HEPA filter captures 99.99% of particles and impurities as small as 0.01 microns, including pollen, dust, pet dander and hair, other allergens and cigarette smoke. The activated carbon filter uses an activated carbon coating to reduce large amounts of odor in the environment. The genuine Winix filter O is compatible with Winix air purifier units A230, A231 and T500.

• Fine mesh pre-filter - the first line of defense against the largest airborne particles found indoors
• True HEPA filter - captures 99.97% of airborne allergens including pollen, dust, pet dander and smoke (particles as small as 0.3 um in size)
• Activated carbon filter - reduces VOCs and household odors from cooking, pets and smoke, it is designed to catch airborne particles found indoors
• Genuine Winix one year replacement filter set, for optimal performance, it is recommended to change the all-in-one True HEPA canister filter once every 12 months