A231 Filter Replacement Size O, 1712-0100-00 Compatible with Winix A231 and Winix A230 Air Purifier, Item Number 1712-0100-00, 2 Pack

PERFECT FIT - A231 Filter Replacement Size O, Compatible with Winix A230 and Winix A231 Air Purifier, Filter Size O, Item Number 1712-0100-00 | HIGH EFFICIENCY- 3-in-1 A231 True HEPA filtration system including Nylon Pre-Filter, H13 Grade True HEPA Filter, and High-Efficiency Activated Carbon Filter | TURE HEPA FILTERM - A231 True HEPA Filter Replacement Size O reduces up to 99.97% of dust, pollen, pet dander, mold spores, and allergens as small as .3 microns from the air | ODOR ELIMINATOR - Activated carbon filter helps reduce unwanted odors from pets, smoke, cooking fumes, and harmful VOC's emitted from a variety of household products and chemicals | PRODUCT SPECIFICATION - Package includes 2* A231 filters O. Recommended to replace the filter on average 12 months or dependent on usage