Compatible with the Winix PlasmaWave A230 and A231 4-Stage True HEPA Tower Air Purifier, the Winix O Replacement Filter Set is designed for your yearly filter replacement needs. Featuring a pre-filter, HEPA filter, and carbon filter, it's designed to deliver superior indoor air cleaning, eliminating airborne allergens, odors, and other irritants.

Key Features

The Winix Filter O features three levels of filtration for unrivaled indoor air purification.

• Fine Mesh Pre-Filter: This first level of filtration removes large airborne particles found in your indoor air.
• True HEPA Filter: Designed to capture 99.97% of airborne irritants as small as 0.3 microns, this stage eliminates pollen, mold spores, pet dander, smoke, and more.
• Activated Carbon Filter: Removes volatile organic compounds (VOCs) and household odors from cooking, pets, and smoke.

Compatible Model

This replacement filter from Winix is compatible with the Winix PlasmaWave H13 4-Stage True HEPA Tower Air Purifier.

Thing to Consider

For optimal performance, it is recommended to change the All-in-one True HEPA Canister Filter once every 12 months.