Given the rising need for cleaner air, it's no surprise that air purifiers are high on many people's wish lists - and ...

The Dyson Purifier Hot+Cool™ Formaldehyde HP09 purifying fan heater is usually £699.99 but has dropped down to £549.99 for a limited time in the Amazon 'Winter Event'. This fan merges ...

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Dyson fans cost several hundred dollars, so we were surprised to see the Dyson Pure Cool Tower TP4A at just $149.99.

The version that destroys formaldehyde, called the Purifier Cool Formaldehyde TP09, costs $100 more. Dyson says its latest air purifiers, including the TP07 and TP09, not only meet the baseline ...