The Dyson Purifier Hot+Cool™ Gen1 purifying fan automatically senses, captures and traps pollutants to purify your whole room.¹ It heats or cools the air, while removing 99.97% of particles as small as 0.3 microns.³...

The Dyson Purifier Cool™ Gen1 purifying fan automatically senses, captures and traps pollutants to purify your whole room¹, while removing 99.97% of particles as small as 0.3 microns.³...

"• Automatically senses, captures and traps pollutants for cleaner air. • HEPA filter removes 99.97% of particles 0.3 microns in size. • Automatically purifies and cools you...

The Dyson purifier humidifier is engineered to help improve your air quality. An advanced filtration system combines a filter to remove gases and odors with a HEPA filter to capture 99.97% of particles 0.3 microns in size....

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....