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  2. 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.

  3. 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 .

  4. I tried this portable purifier, and it's a welcome breath of ...

    www.aol.com/lifestyle/portable-purifier-breath...

    The lightweight Veva ProHepa 9000 air purifier catches serious air gunk. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. Sign in. Mail. 24/7 ...

  5. 25 of the best Walmart sales of the week: Apple gadgets ... - AOL

    www.aol.com/lifestyle/the-best-walmart-sales-of...

    Markdowns on items like a top-rated air purifier, a well-reviewed towel warmer and even touchless smart garbage bins will make you feel like you have your life together as you head into the new ...

  6. These are the best early Presidents' Day 2025 sales you can ...

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    BISSELL Little Green Portable Carpet Cleaner 3369. $88 $102 Save $14. See at Walmart. Eureka Lightweight Powerful Upright Vacuum Cleaner. $70 $80 Save $10. ... Table of contents: Top 10 early deals.

  7. Air ioniser - Wikipedia

    en.wikipedia.org/wiki/Air_ioniser

    Air ioniser and purifier with its dust collection plates removed. Air ionisers are used in air purifiers to remove particles from air. [3] Airborne particles become charged as they attract charged ions from the ioniser by electrostatic attraction. The particles in turn are then attracted to any nearby earthed (grounded) conductors, either ...