The fully sealed filter system combines an Activated carbon filter to remove gases with a HEPA filter that captures 99.97% of microscopic allergens² and pollutants as small as 0.3 microns.¹ The whole purifier. not just the filtration system. is fully sealed to HEPA H13 grade – so what goes inside. stays inside.³ Dyson Air Multiplier technology projects over 76 gallons per second of smooth. yet powerful airflow⁷ to cool you in summer.⁶ and heat a whole room evenly in winter.⁴ Captures 97% of odors such as cooking odors. pet odors and smoke.⁸ Control and monitor air quality from anywhere using the MyDyson app. or hands-free with compatible voice services.⁵ Set schedules and receive personalized air quality reports via the MyDyson app.⁵ Remote control is curved and magnetized to store neatly on your machine. Smooth oscillation up to 350° directs airflow around the room. -