Heats in winter With long-range, purified heat projection, it’s quick to heat the whole room evenly. ¹ Cools in summer In warmer weather, a powerful stream of purified airflow can cool you down. Projects Only Dyson purifying fans and heaters have Air Multiplier technology and ³⁵⁰° oscillation, to project air around the whole room. ¹ Senses Automatically detects airborne particles and gases, then diagnoses and reports them in real time. Captures Activated carbon filters remove gases. ³ Sealed HEPA filters capture ⁹⁹.⁹⁵% of ultrafine particles such as allergens and pollutants. ⁴ Real data, real time Monitor your air quality with the Dyson Link app. ⁵ Use one machine. To do three jobs. The Dyson Pure Hot+Cool purifying fan heater purifies your air, and maintains a comfortable temperature all year round. So you don’t need to switch between devices, or use up valuable storage space. Night-time mode Monitors and purifies using the quietest settings, with a dimmed display.