Although HEPA filters are excellent at capturing nanoparticles, they don’t remove gases like ozone. To get rid of ozone, you need an activated carbon filter, also known as a “charcoal” filter. How Effective are Carbon Filters at Removing Ozone? One study was carried out in an office building in Sacramento, …
Recently I discovered thousands of people ask Google “What do air purifiers do?” and “How do air purifiers work?” each month. Ten years ago, Smart Air’s founder and University of Chicago Professor Thomas Talhelm had these questions too. In fact, these questions ultimately led Thomas to create Smart Air and …
The term “HEPA filter” can be confusing. What does HEPA stand for? What is a HEPA filter made from, and what actually makes it a HEPA filter? What is a HEPA Filter? “HEPA” stands for “high-efficiency particulate air” (filter). It sounds complicated, but HEPA air filters are nothing fancy. They …
Cigarette smoke smell and the dangerous pollutants in secondhand smoke can be extremely unpleasant. The health danger is serious, with a study showing one cigarette produces 10-times the amount of dangerous particulates than a diesel car. So how can we remove cigarette smoke smell and the cancer-causing pollutants in it? …
Asbestos are extremely dangerous and cause cancer. Can air purifiers remove asbestos from the air and make your home safer? To know how effective air purifiers are at removing asbestos from the air, we first need to know whether asbestos is solid or gas. HEPA purifiers capture particles, not gases. …
Wondering what the EN1822 HEPA filter standard is, and when to use it? This article covers the scope and history of the EN1822 standard, the different EN1822 filter classifications, and the test methods used. Jump to the relevant section: EN1822 HEPA Filter Standard: Overview EN1822 and its latest version, the …
Choosing which air purifier to buy can seem complicated. With thousands of air purifier models to choose from, how to choose? In this 2022 air purifier buying guide, we take you through the four steps on how to choose an air purifier. What’s the Best Air Purifier? The best air …
Air purifiers with UV lights are becoming more and more popular to disinfect viruses such as COVID-19. UV light technology including far-uv, far-uvc, and UVGI are advertised to kill 99.9% of viruses. But are UV light air purifiers actually able to protect you against COVID-19 and other viruses? How UV …
There has been little dispute that HEPA filters are extremely effective at removing virus and COVID-19 sized particles from the air. However, what has been less known is whether or not HEPA filters can actually reduce the transmission of COVID-19 in the real world. Now, thanks to a new CDC …
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 …
