It's not just the filter that's fully sealed, it's the whole machine⁴. So what goes inside stays inside.
Air Multiplier technology generates the circulation power to draw distant pollutants into the machine, projecting purified air throughout the whole room.¹
¹Tested per Dyson internal test standards for whole-room air projection (TM-005021) and purification coverage (TM-003711).
²Fan, not an air conditioning unit.
²Fan, not an air conditioning unit.
³Requires device to run app, Wi-Fi or mobile data, Bluetooth 4.0 support, and iOS version 10 or Android version 5 (or above). Standard data and messaging rates may apply. Refer to the MyDyson app for compatible voice services.
⁴ Particle challenge by DEHS oil specified in EN1822 within a chamber specified in ASTM F3150.
⁵Tested per ISO 29463
The Dyson Purifier Cool purifying fan combines intelligent sensing with an advanced, fully sealed filtration system. It’s engineered with two phases of purification so what goes inside stays inside. The HEPA filter captures 99.97% of particles 0.3 microns⁵ in size, and powerful Air Multiplier technology purifies the whole room¹ and cools you.²