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  2. The best air purifiers of 2025 - AOL

    www.aol.com/lifestyle/best-air-purifiers...

    One of tallest (nearly 24 inches) and heaviest (17.5 pounds) air purifiers tested, the Winix 5500-2 Air Purifier is ideal for small-to-medium rooms (up to 360 square feet), with a True HEPA filter ...

  3. 9 Best Air Purifiers of 2023, According to Testing - AOL

    www.aol.com/9-best-air-purifiers-2023-142700612.html

    The best-rated air purifiers for your home and office that can actually help allergies by removing dust, smoke, pollen, pet dander and air pollution. 9 Best Air Purifiers of 2023, According to Testing

  4. 5 top-rated and lab-tested air purifiers - AOL

    www.aol.com/news/5-top-rated-lab-tested...

    Air purifiers can be loud at their highest speed — having lower, quieter speed options, especially in bedrooms, is crucial, based on personal experience. Top-rated air purifiers in 2023.

  5. IQAir - Wikipedia

    en.wikipedia.org/wiki/IQAir

    IQAir was founded in 1963 by brothers Manfred and Klaus Hammes, who introduced an air filter system for residential coal ovens in Germany to help reduce black dust build-up on the walls behind ovens. [5]

  6. Air purifier - Wikipedia

    en.wikipedia.org/wiki/Air_purifier

    An air purifier or air cleaner is a device which removes contaminants from the air in a room to improve indoor air quality. These devices are commonly marketed as being beneficial to allergy sufferers and asthmatics , and at reducing or eliminating second-hand tobacco smoke .

  7. HEPA - Wikipedia

    en.wikipedia.org/wiki/HEPA

    HEPA filters are designed to arrest very fine particles effectively, but they do not filter out gasses and odor molecules. Circumstances requiring filtration of volatile organic compounds, chemical vapors, or cigarette, pet or flatulence odors call for the use of an activated carbon (charcoal) or other type of filter instead of or in addition to a HEPA filter. [20]