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Learn more. In our tests, we gauge how well an air filter removes dust, pollen, and smoke from the air, and see how freely air flows through the filter at any fan speed. We also calculate the ...

For more options, explore our comprehensive air purifier ratings, where you can read about the 150-plus models we currently rate and filter them according to your needs (including price ...

If you want the cleanest air possible, your air purifier has to be in the right spot. Here’s the ideal location.

Our research also revealed a Don't Buy air purifier that came with ill-fitting filters. You'll definitely want to avoid buying that one. How our tests find you the best Particle removal Whether it’s ...