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  2. 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 .

  3. HEPA - Wikipedia

    en.wikipedia.org/wiki/HEPA

    HEPA (/ ˈ h ɛ p ə /, high efficiency particulate air) filter, [1] also known as a high efficiency particulate arresting filter, [2] is an efficiency standard of air filters. [ 3 ] Filters meeting the HEPA standard must satisfy certain levels of efficiency.

  4. RS Recommends: The Best HEPA Air Purifiers for Smoke ... - AOL

    www.aol.com/rs-recommends-best-hepa-air...

    Here's why people are stocking up on these high-powered purifiers to help with allergy symptoms, bust smog, and reduce pet dander all around their homes

  5. HEPA air purifiers: An expert shopping guide - AOL

    www.aol.com/news/hepa-air-purifiers-expert...

    For premium support please call: 800-290-4726 more ways to reach us

  6. Corsi–Rosenthal Box - Wikipedia

    en.wikipedia.org/wiki/Corsi–Rosenthal_Box

    An example of a homemade unit. The Corsi–Rosenthal Box is a design for a do-it-yourself air purifier that can be built comparatively inexpensively. It consists of four [1] or five [2] [3] HVAC particulate air filters that form a cube and a box fan to draw air through the filters.

  7. Holmes Products - Wikipedia

    en.wikipedia.org/wiki/Holmes_Products

    Holmes Products was founded by Jordan Kahn in 1982. [ 1 ] [ 2 ] In 2005, Berkshire Partners , Holmes' parent company, sold Holmes Products to Jarden Corporation for US$ 625.9 million. At the time of the sale, the brands of Holmes included Rival (acquired in 1999 [ 3 ] ), Crock-Pot , Bionaire and White Mountain.