The air purifier is designed to remove airborne dust, pollen, pet dander, mold, and other solid airborne particles. OV200 comes with 3 stages of air filtration. A combination pre-filter and HEPA filter and an activated carbon filter to help with light odors. Find out the details at cetrix store. https://cetrixstore.com/collections/oransi/products/ov200-air-purifier