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2. Corsi–Rosenthal Box - Wikipedia

   en.wikipedia.org/wiki/Corsi–Rosenthal_Box

   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. The seams of the cube are sealed with duct tape. A 2022 study found the clean air delivery rate ...

3. Air purifier - Wikipedia

   en.wikipedia.org/wiki/Air_purifier

   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. Clean air delivery rate - Wikipedia

   en.wikipedia.org/wiki/Clean_Air_Delivery_Rate

   Clean air delivery rate. The AHAM-certified seal lists a rating for tobacco smoke, pollen, and dust removal, and a rating for room size. The clean air delivery rate (CADR) is a figure of merit that is the cubic feet per minute (CFM) of air that has had all the particles of a given size distribution removed. For air filters that have air flowing ...

5. 40 Dorm Room Essentials to Start the Year Off on a High Note

   www.aol.com/40-dorm-room-essentials-start...

   From not-so-glamorous musts like a water filter and an air purifier to the more fun accessories, including soft sheets, wall art, and organizational products, we've compiled a list of 40 products ...

6. The best stick vacuum we tested is down to its lowest price ...

   www.aol.com/lifestyle/best-stick-vacuum-sale...

   It also has a HEPA filter and alerts you when it's time to clean the filter. ... Queen, 2-Pack. ... See at Amazon. Veva 8000 Air Purifier. $31 $62. Save $31 with code. Copied! Code: 50PUREAIRTCP ...

7. Shoppers love this filterless air purifier: 'Could not find ...

   www.aol.com/2020-04-30-shoppers-love-this-filter...

   The customer-favorite product uses water to clean, humidify and deodorize the air in rooms up to 200 sq. ft. Shoppers love this filterless air purifier: 'Could not find anything comparable in any ...