Identical in overall performance to other purifiers its size, the Levoit impressed in First and extensive-time period testing. The filter on The underside is operate 24/seven for the year—that’s dust, pollen, and various captured gunk which makes it dim. The pale just one on top is brand new. Photograph: Sarah https://socialevity.com/story18451956/the-greatest-guide-to-alen-75i-air-purifier