¹ Third party full machine testing based on GB/T 18801-2018 formaldehyde cumulative clean mass testing with continuous injection until plateau of formaldehyde CADR is achieved. Results may vary in practice.
² Tested to industry standard test EN1822 for particle capture and GB/T 18801 for formaldehyde destruction..
³ ‘How your lungs get the job done’ American Lung Association, 2017.
⁴ Combined or multiple exposure to health stressors in indoor built environments,’ World Health Organization Regional Office for Europe, Edited by Dimosthenis A Sarigiannis, pg 9, 2013.
⁵ 'Particle challenge by DEHS oil specified in EN1822 within a chamber specified in ASTM F3150. Tested in Max Mode at IBR US, for whole machine efficiency above 99.95%.
⁶ 20% quieter than Dyson’s predecessor machine, applies to Dyson Pure Cool and Dyson Pure Cool Formaldehyde only.
⁷ In maximum setting. Tested for air projection (DTM801) and purification coverage in a 2860 ft3 room (TM-003771).