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HEPA Air Purifiers

After nearly two decades of testing air purifiers our research team recommends the best air purifiers currently on the market. Read expert air purifier reviews and learn about HEPA technology to discover which air purifier is rated #1.
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T500 Air Purifers are smaller but just as powerful

Introducing the New Alen T500

The newest HEPA air purifier from our best selling brand, Alen

Which Air Purifier Is Right For Me?

Which air purifier is right for me?

Use our Buying Guide to learn what to consider when choosing an air purifier.

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You've read the air purifier reviews. Now get expert-tested and recommended units from an authorized air purifier dealer. Mission

Our mission is to provide expert air purifier reviews and ratings to empower consumers in their search for air purifiers. We are dedicated to testing and rating air purifiers to provide recommendations consumers can trust. Our standard for air purifier reviews has been established by our research team, individuals with strong engineering backgrounds, technical expertise, and a deep understanding of air purifiers. With nearly two decades of experience, our commitment to expertise makes us the trusted source for air purifier reviews.

We present air purifier reviews and guides to help consumers better understand the air purification technology of air purifiers, and helping them to make better informed decisions. We offer air purifier reviews by model, as well as profiles of popular brands, and technology. Use our site to compare products, read reviews, learn about technologies, and discover the best brands. We provide air purifiers from top- rated brands, such as Alen, AllerAir, Austin Air, and Blueair. We recommend air purifiers that feature HEPA filters and HEPA-style filtration. In addition to filtration efficiency, all of our recommended air purifiers also carry a warranty. We also reject air purifier products with misleading claims or ineffective technologies.