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Refer a friend

Your unique 'refer a friend' code is highlighted in the blue box. Every sale made (minimum £40) using this link earns you a 10% off Smart Coupon. Your coupons can be used to make purchases in the Smart Air shop by adding this to the 'Discount Code' box at checkout.

Put simply, recruiting more air breathers earns you more clean air tools - it's the Smart way to shop!


If you have a faulty product or wish to return an item, go to our returns page to find out how to get in touch.

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