Air purifiers are devices that remove pollutants from the air and improve air quality. Air purifiers do this either mechanically, using air filters, or using ionizers or chemical reactions. Read more to learn about air purifiers, how to choose the best air purifier, and how they can protect against viruses, wildfire smoke, air pollution and PM2.5.
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 Air Purifiers and HEPA Filters Remove COVID-19 Virus? To answer this question, we need to first answer if HEPA filters can capture particles …
Review Xiaomi Mi 2 air purifier – a good cheap and effective air purifier? Ever since I coughed through a Beijing airpocalypse, I’ve been saying clean air doesn’t need to cost an arm and a leg. I even set up Smart Air to provide low-cost purifiers to people around the …
Have you ever wondered about the number on your air purifier? Brands like Levoit, Xiaomi, and Philips show live air quality readings. But what do these numbers really tell us, and can we trust them? In this article, we’ll explain what that number means on your air purifier. But a …
What are ionizer air purifiers and ionizers in general? This is an important question because ionizer air purifiers are all over the place. For example, I was at a friend’s apartment in the US, and I saw his tower fan air purifier had an ionizer button on it: Ionizer air …
1. Who Is the SA600 Designed For? The SA600 is designed to clean larger spaces in your home that would be too large for a typical room air purifier. These areas include living rooms, kitchens, basements, and other public areas. With this in mind, we designed the SA600 to look …
It’s that time of year when Beijing is starting to sizzle, if this person roasting fish on her car is any indication. We’ve just turned our air conditioner on, and that got some in the Smart Air office wondering: does our AC suck in outdoor air pollution? Although we’re roasting, …
The boring answer is “it depends on your filter,” but here are three much more useful insights I’ve learned from actually testing HEPA lifespan: I’m not an expert in air pollution. I was just a poor grad student living in Beijing, and I started making DIY air purifiers to cope with one …
CADR tests are used to calculate how effective air purifiers are at cleaning air. People use CADR to compare the performance of different purifiers. However, performing a CADR test is not simple: it requires a particle monitor, a sealed 30m3 test lab, and tightly controlled testing conditions. Because of the complexity …
Seasonal allergy symptoms can be difficult to cope with. Symptoms include sneezing, a runny nose, and red, watery, and itchy eyes. Fortunately, studies show the use of HEPA filter air purifiers in the home can significantly reduce pollen and seasonal allergy symptoms. Studies Show HEPA Air Purifiers Reduce Pollen and …
If you’re buying an air purifier, you might see the terms “airflow” and “CADR” used interchangeably to describe purifier performance. But what’s the difference between CADR (clean air delivery rate) and airflow? Are they the same thing? Or which one – CADR vs. airflow – should you use to choose …
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