The Dyson Purifier Big+Quiet Formaldehyde is our biggest purifier yet, engineered from the ground up, to evenly purify large spaces. Cone aerodynamics creates a condensed jet of air to project purified air over 32 feet. Quietly. An advanced 360 HEPA H13 grade filter captures allergens and 99.97% of fine particles. Removes gases and odors. Destroys formaldehyde, permanently.
- Large format purifier with HEPA H13 grade filtration.
- Projects air over 32 feet and purifies large spaces.
- Detects and destroys formaldehyde, permanently.
- Control and monitor your air quality from anywhere using the MyDyson™ app.
- HEPA H13 grade filter is 3.8x larger than previous generation and lasts up to 5 years.
- Breeze mode recreates the feeling of natural air indoors.
- Program your machine to turn off after preset intervals, between 30 minutes and 8 hours.
- Do not disturb mode monitors and purifies using the quietest settings, with a dimmed display.
Testing for pm2.5 purification completed in a large testing chamber following relevant dyson testing methods results may vary in practice. tested to jem 1467 (acetic acid, acetaldehyde, ammonia), gb/t18801 (formaldehyde, benzene) and dtm-003282 (no2) gas capture rates vary third party full machine testing based on gb/t 18801-2022 formaldehyde cumulative clean mass testing with continuous injection until plateau of formaldehyde cadr is achieved results may vary in practice. Particle challenge by dehs oil specified in en1822 within a chamber specified in astm f3150 tested in max mode for whole machine efficiency above 99.95%. Requires device to run app, wi-fi or mobile data, bluetooth 4.0 support, and ios version 10 or android version 5 (or above).
