Can HEPA Filters and Air Purifiers Capture the Coronavirus?
Data shows face masks can protect you from the coronavirus, but how about air purifiers? How effective are HEPA air filters at capturing the coronavirus? Can HEPA Filters Capture and Remove The Coronavirus? To answer this question, we need to first answer if HEPA filters can capture particles as small as the coronavirus. The COVID-19 coronavirus measures 0.06 – 0.14 microns in diameter. HEPA filters – the workhorse of any purifier – must remove 99.97% of particles “greater than or equal to” 0.3 microns. But the definition only mentions particles 0.3 microns and above. What about smaller particles like the coronavirus...