OVERVIEW: Purifies, heats or cools you: Only Dyson purifiers have Air Multiplier™ technology to draw in distant pollutants, and project powerful purified airflow to cool you quickly, or heat the whole room evenly. All year round. Captures gases ultrafine particles: The HEPA H13-grade filter with activated carbon captures gases, odours, ultrafine dust, allergens, bacteria and 99.95% of particles as small as 0.1 microns. Fully-sealed filtration: Two phases of purification sit within our...