What Size Air Purifier Do I Need? [3 Steps]

Air purifiers come in all different sizes, so how can you know what size air purifier you need? In this article, we break down the three steps to know what size air purifier you need and how a metric called CADR can help with this. Step 1: Measure Size (Volume) …

Read more

Car Air Purifier: Do You Need One? [2022 Guide]

What is the best car air purifier? What are the features to look out for when buying a car air purifier? Can car air purifiers reduce COVID-19 spread? In this article, we answer 5 of the most common questions people ask us about car air purifiers. 1. Are Car Air …

Read more

Smart Air Provides Clean Air to Embassy in Delhi

Smart Air Provides Clean Air to Slovenian Embassy in Delhi The Slovenian Embassy in Delhi has turned to Smart Air air purifiers to rid their embassy of dangerous pollutants found in Delhi’s air. The embassy joins many other countries around the world including France, Germany, Portugal, Switzerland, and more in …

Read more

Do Air Purifiers Work With the Window Open?

Will my air purifier still work if I have a window open? New test data from Smart Air finds that air purifiers can still meaningfully reduce particulate pollution in a room with a window cracked.  Here’s what to know: The Obvious: Air Purifiers Most Effective With Windows Closed No one …

Read more

Did Hyderabad’s Air Quality Improve in 2021?

How was Hyderabad’s 2021 air quality? Did Hyderabad’s air quality improve in 2021 compared to recent years? Air pollution in 2020 averaged levels over 4 times the World Health Organization’s (WHO) recommended limit for PM2.5 levels. Smart Air dove into the data to see if there was any improvement in 2021. Hyderabad …

Read more

Did Chennai Air Quality Get Better in 2021?

Chennai air quality worsened by 11.5% in 2021 compared to 2020. This leaves Chennai with air pollution levels 6 times higher than the World Health Organization’s annual limit. What are the trends in Chennai air quality and how does Chennai air pollution compare to other Indian cities? Chennai Air Quality: …

Read more

Top 20 Most Polluted Countries in the World

Nearly all countries in the world have dangerous levels of air pollution, and the most polluted countries in the world have levels over 15 times the WHO recommended limit. Smart Air analyzed 2021 air pollution data provided by IQAir for 6475 cities from 117 countries to determine the most polluted …

Read more

Air purifier pre-filter tests lifespan of HEPA filter

Six Health Benefits of Air Purifiers

Research is abundant on the health benefits of air purifiers. Pollution is everywhere, and using HEPA air purifiers at home to reduce the amount of pollution you breathe in is one of the most underrated health hacks. In this article, we share six benefits of air purifiers that can significantly …

Read more

Mumbai During Lockdown

Mumbai Air Quality Exceeds 8 Times WHO Limit in 2021

Mumbai air quality improved 2% in 2021, compared to the previous year. These higher air pollution levels push Mumbai’s annual PM2.5 average to more than eight times the World Health Organization’s annual limit of 5 µg/m3. Let’s dive into what trends we see throughout the year with Mumbai air quality and …

Read more

Smart Air is a social enterprise that creates simple, no-nonsense air purifiers and provides free education to protect people’s health from the effects of air pollution. We are proud to be the only certified B-Corp dedicated to fighting air pollution.