The Dyson Purifier Big+Quiet Formaldehyde is our biggest purifier yet, engineered from the ground up, to evenly purify large spaces.¹ 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.⁴ Removes gases and odors.² Destroys formaldehyde, permanently.³
¹Testing for PM2.5 purification completed in a large testing chamber following relevant Dyson testing methods. Results may vary in practice.
²Tested to JEM 1467 (acetic acid, acetaldehyde, ammonia), GB/T18801 (formaldehyde, benzene) and DTM-003282 (NO2). Gas capture rates vary.
³Third 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.
⁴Particle 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%.
⁵Requires device to run app, Wi-Fi or mobile data, Bluetooth 4.0 support, and iOS version 10 or Android version 5 (or above). Standard data and messaging rates may apply. Refer to the MyDyson™ app for compatible voice services.
Large format purifier with HEPA H13 grade filtration⁴
Projects air over 32 feet and purifies large spaces¹
Detects and destroys formaldehyde, permanently³
Control and monitor your air quality from anywhere using the MyDyson™ app⁵
HEPA H13⁴ 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
16.34 L x 17.09 W x 32.68 H
Imported
The Dyson Purifier Big+Quiet Formaldehyde is our biggest purifier yet, engineered from the ground up, to evenly purify large spaces.¹ 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.⁴ Removes gases and odors.² Destroys formaldehyde, permanently.³ ¹Testing for PM2.5 purification completed in a large testing chamber following relevant Dyson testing methods. Results may vary in practice.²Tested to JEM 1467 (acetic acid, acetaldehyde, ammonia), GB/T18801 (formaldehyde, benzene) and DTM-003282 (NO2). Gas capture rates vary.³Third 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.⁴Particle 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%.⁵Requires device to run app, Wi-Fi or mobile data, Bluetooth 4.0 support, and iOS version 10 or Android version 5 (or above). Standard data and messaging rates may apply. Refer to the MyDyson™ app for compatible voice services.Large format purifier with HEPA H13 grade filtration⁴Projects air over 32 feet and purifies large spaces¹Detects and destroys formaldehyde, permanently³Control and monitor your air quality from anywhere using the MyDyson™ app⁵HEPA H13⁴ grade filter is 3.8x larger than previous generation and lasts up to 5 yearsBreeze mode recreates the feeling of natural air indoorsProgram your machine to turn off after preset intervals, between 30 minutes and 8 hoursDo not disturb mode monitors and purifies using the quietest settings, with a dimmed display16.34 L x 17.09 W x 32.68 HImported
Style Variants
Available Colors: PRUSSIAN BLUE GOLD
Size Reference for Dyson + Quiet Formaldehyde BP04
Available Sizes:
