No system has been proven to filter covid 19 as of yet as it is a new virus.
Hepa filtration systems covid.
Air purifiers with hepa filtration efficiently capture particles the size of and far smaller than the virus that causes covid 19 and many readers have asked whether air purifiers can help.
Which hepa air purifiers can filter out the covid 19 virus.
From handwashing to hand sanitizer non medical face masks social distance.
To use a hepa purifier at home to help prevent transmission of the virus to other family members siegel suggests placing the unit three feet from the person who is sick with covid 19.
The coronavirus covid 19 falls in between 0 06 micron 60 nanometers and 0 14 micron 140 nanometers in diameter.
The hepa high energy particulate arrestance filters on board commercial jets already perform that level of filtration.
In a 2016 study by nasa it was tested and proven that hepa filters were most efficient almost 100 at filtering particles at 0 01 micron below the normal 0 3 test standard for hepa filters.
Elizabeth buxton amanda randone.