Richard Corsi demonstrates the airflow of a low-cost, DIY air cleaner that can remove indoor pollutants such as smoke particles and respiratory particles. It may also reduce the spread of airborne ...

Even so, research shows the Corsi-Rosenthal Box performs better than other, more expensive air purifiers. MERV-13 filters have a lower filtration efficiency than HEPA filters, but the box makes up for ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Ria Misra Ria Misra, an editor at Wirecutter, has traveled on her own ...

CHARLESTON, S.C., Aug. 2, 2021 /PRNewswire/ -- BOX Pure Air, the trusted distributor of industry-leading air purification solutions, has introduced a new way to manage and maintain quality air in ...

Correction: (March 25, 2025) In the thirteenth paragraph, “within 3 to 4 feet (91 to 120 centimeters)” should be “within 8 feet (244 centimeters).” An edit has been made in the press release to ...