Air purifiers use many different types of filters to filter the Air. Smart Air recommends HEPA/EPA filters to capture particulate pollution like PM2.5 and pollen, and activated carbon filters to capture hazardous gases like ozone and VOCs, including formaldehyde. Equip yourself with the data-backed basics at our types of air purifier filters page.

Smart Air low cost purifiers

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.

Certified B-Corp air purifier company