Size of coronavirus particle pm2.5 and bacteria

Can HEPA Filters and Air Purifiers Remove COVID-19?

Data shows face masks can protect you from COVID-19, but how about air purifiers? Can an air purifier with HEPA filters remove COVID-19 and other viruses? Can HEPA Filters Remove Viruses Such as COVID-19? To answer this question, we need to first answer if HEPA filters can capture particles as … Read more

improve indoor ventilation air purifier combat covid 19 coronavirus

Three Ways to Improve Indoor Ventilation to Combat COVID-19

Data compiled by the world health organization (WHO) shows that poor ventilation can lead to an increase in virus transmission. As such, improving ventilation indoors should be considered an important step in reducing the spread of viruses such as COVID-19. This article covers three simple steps to improve indoor ventilation … Read more

HEPA Under 0.3 Microns

Can HEPA Filters Capture Nanoparticles?

Many big purifier companies claim only their HEPA filters capture nanoparticles, like this Molekule ad. Although this claim is false, even journalists repeat this myth. Why is this belief so pervasive? One reasonable explanation is that the definition of “HEPA” leads people down that route. For example, this definition on … Read more

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