Can homemade DIY and surgical masks protect against the coronavirus

Can Masks Capture Coronavirus Particles?

With the outbreak of the coronavirus, many people are wondering if masks capture coronavirus particles. It’s a big change for all of us to suddenly start wearing masks everywhere. Ans it’s a lot to ask billions of people around the world to become mask experts overnight. There is a lot …

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Are CO2 Monitors Accurate?

High CO2 levels negatively affect wellbeing and productivity and strongly correlate with disease spread. Thus, particularly during the COVID-19 pandemic, measuring indoor CO2 levels is useful. Popular CO2 monitors include the IQAir AirVisual Pro and Kaiterra Laser Egg + CO2. But how accurate are these CO2 monitors? Smart Air conducted …

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Xiaomi Air Purifier 4 Review: One Big Concern

For many years, Xiaomi air purifiers have been one of the better-value air purifiers in many markets around the world. Unfortunately, Smart Air’s 2023 review of the new Xiaomi Smart Air Purifier 4 found the Mi 4 comes with potentially dangerous technology. Xiaomi Mi 4 Air Purifier: What’s New? The …

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review Dyson big+quiet air purifier

Dyson HEPA Big+Quiet Formaldehyde Review

The last three air purifiers from Dyson show a clear marketing strategy on clearing formaldehyde. Why the focus on formaldehyde? In China and India, formaldehyde is an everyday health concern and we believe that we will see more of this in the news in the UK, Europe and the US. …

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How Blueair Air Purifiers Can Create Dangerous Ozone

Blueair states their air purifiers use HEPASilent technology. They avoid any link to ionizers by claiming that it involves an ‘ion chamber’ that doesn’t emit ions to the room or produce ozone. However, we took apart a Blueair 203 purifier to take a look at this ‘ion chamber’. It turns …

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corsi rosenthal box

Corsi-Rosenthal Box DIY Purifier: 4 Things to Know

A fan, furnace filters, and some duct tape–can air purifiers be that simple? Meet the Corsi-Rosenthal Box (CR Box) DIY air purifier. The Corsi-Rosenthal Box is a powerful, low-cost air purifier that you can put together on the cheap. At Smart Air, we’ve been building, testing, and teaching people how …

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What Does the Number On My Air Purifier Mean?

What is the meaning of that number displayed on your air purifier? Many popular air purifiers including Xiaomi and Philips display live air quality readings. But what exactly do these numbers mean and are they even accurate? In this article, we break down everything you need to know about that …

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Smart Air low cost purifiers

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

Certified B-Corp air purifier company