*To purify a whole room properly, the Dyson Pure Cool™ air purifier goes beyond standard test conditions¹, by also automatically sensing particles and gases, capturing 99.95% of ultrafine particles, and projecting and circulating purified air using Air Multiplier™ technology.
Dyson air purifiers sense and capture pollution, then project purified air throughout your whole room.

Senses and reports particles and gases. In real time.