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It purifies the smaller air space around once every 20 minutes. It takes around an hour to purify the larger air space. It does not guarantee every bit of room air will circulate through it.
Sorry, there was a problem. Please try again later.Thank you for reaching out to Lasko. It circulates the air 1x per hour in 743 square foot rooms and 4.8x per hour in 153 sq. ft rooms, making it ideal for medium to large sized rooms such as: dorm rooms, bedrooms, and other living areas. Please let us know if you need further assistance or you may chat with us on Lasko.com . We are available to chat Monday through Friday from. 8am to 9pm EST or you can simply reply back to this message and one of our agents will be standing by to assist you.
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