Camfil Offers Clarity on HEPA Performance Standards and Applications Amid Market Confusion

Camfil clarifies HEPA filter standards. Tested and certified HEPA filters remove a minimum of 99.97% of 0.3-micron particles, ...
Recombu

10 Best Replacement Filter For Winixes

4 Pack C545 True HEPA Replacement Filter S Compatible with Winix C545 Replacement Filter, Compare to part number 1712-0096-00 and 2522-0058-00, Filter S Premium C545 H13 Grade True HEPA Filter reduces ...
The New York Times

How to Buy a Used Air Purifier

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› Advice, staff picks, ...
USA Today

Ask the Captain: How often do airlines replace the HEPA filters on their planes?

Based on the information I could find, there is not a specific time interval for changing HEPA filter for all airplane types. It varies by manufacturer and most HEPA filter changes are included in the ...