Yes, they are able to trap a high percentage of the airborne allergens and irritants that flow through the filters. However, remember that an air purifier is only one step in getting rid of dust, mold, Volatile Organic Compounds, smoke odor, pet dander, or pollen. ... We are also often asked how air purifiers work.

An air purifier might be a useful tool to clean some aspects of your indoor air, but you can't rely on it alone. According to the EPA, the most effective way to improve indoor air quality is to minimize pollutants and ventilate your home with outdoor air.

based on google