Dyson Big+Quiet Formaldehyde BP03 Air Purifier 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.
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