Air purifiers are appliances that remove contaminants from the air in a room, enhancing the air we breathe indoors. They are especially advantageous for those with allergies, asthma, or respiratory concerns as they can significantly lower the amount of allergens, pollutants, and irritants in the air. https://sites.google.com/view/levoitairpurifiervital200s/blog/running-all-the-time/