Air purifiers are extremely effective at filtering viruses and can help reduce potential transmission. But how can air purifiers help when a person or patient is already infected and recovering from COVID-19? What’s the best way to use a HEPA air purifier for COVID-19 protection in this situation? Using HEPA … Read more
Small, wearable necklace air purifiers have become popular to protect against viruses and other pollutants. They’re small, lightweight, portable and fairly cheap. Here’s an Amazon listing for one which claims to eliminate germs, dust, viruses and more from the air. In the Philippines, President Duterte has been seen wearing a … Read more
New Dyson Pure Cool TP04 Tests show the purifier reduced indoor PM2.5 levels pollution by just 49% in a typical room size. This data adds to a growing amount of evidence and tests showing the Dyson air purifier underperforms purifiers far cheaper than it. Dyson Pure Cool TP04 Test: Marketing … Read more
Where should I place my air purifier? It’s a common question every air purifier owner has. Where to position an air purifier can be a difficult decision. How does position affects its performance? Is it best to put an air purifier next to a wall? This post answers the question … Read more
A peer-reviewed study from the University of Texas finds that ionizers increase air pollution, creating formaldehyde, ozone, and particulate. This data contrasts sharply with claims from air purifier companies that market ionizers as magical machines. One company in China claims that their machine’s negative ions “remove PM2.5 particulate pollution and … Read more
Air changes per hour (ACH) is an important metric to ensure a room has good air quality and proper ventilation. But what is air changes per hour and how do you calculate it? What is Air Changes Per Hour? Air changes per hour is simply the amount of times all … Read more
Air purifiers have become an obvious for those looking to protect themselves from the COVID-19 coronavirus. That’s not surprising. Data shows that air purifiers can filter COVID-19. In fact, the EPA now suggests portable air purifiers be used to improve ventilation to protect against COVID-19: However, when looking to buy … Read more
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 … Read more
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
Several people have asked me if they can use one purifier to clean their entire apartment or house. For example, can I put a large purifier in the living room and avoid having to put purifiers in each room? The benefits would be great. This setup would be easier, cheaper, … Read more
