Description The Dyson Purifier Big Quiet Formaldehyde BP04 (Prussian Blue/Gold) is Dyson’s most advanced and quiet air purifier, engineered to remove pollutants efficiently while maintaining a low noise footprint. Combining cutting-edge sensors, powerful projection, and intelligent filtration, it delivers cleaner air, precise cooling, and real-time monitoring for modern living spaces. Quiet, Powerful Airflow Acoustically engineered to operate 50% quieter, even at full power, the BP04 features a Sleep timer for quiet nighttime operation. The cone aerodynamic projection drives high-velocity purified air across large rooms, while the Breeze mode mimics natural airflow for comfort. Advanced Filtration HEPA H13-grade filter: Traps fine particles and allergens K-carbon filter: Removes gases, including NO₂ SCO filtration: Continuously removes formaldehyde Fully sealed machine: Ensures captured pollutants stay inside The HEPA filter is long-lasting up to 11 years, and can be replaced with one click for convenience. Intelligent Sensing & App Control The BP04 is equipped with Dyson’s most advanced suite of sensors, monitoring pollutants in real time and adjusting purification automatically in Auto mode to conserve energy. The MyDyson™ app allows you to: Monitor air quality and captured pollutants Set schedules and view reports Receive CO₂ alerts when levels are high Control airflow and purification remotely Cooling & Comfort Delivers over 21 gallons of purified air per second, with adjustable airflow angles at 0°, 25°, or 50° for targeted cooling and purification. Ideal for large rooms, the purifier combines efficient airflow with low noise for comfortable, safe indoor air. Easy Mobility & Practical Design Hidden wheels allow smooth movement across hard floors, while the sleek Prussian Blue/Gold design complements modern interiors. Key Features & Specifications Type: Quiet, large-space air purifier cooling airflow Filtration: HEPA H13, K-carbon, SCO Pollutants Captured: Formaldehyde, NO₂, allergens, and fine particles Air Projection: >21 gallons/sec, adjustable angles 0°, 25°, 50° Noise: 50% quieter than other Dyson purifiers; Sleep mode available Filter Life: Up to 11 years App Control: MyDyson™ app for monitoring, control, and alerts CO₂ Monitoring: Alerts for high CO₂ levels Mobility: Hidden wheels for easy repositioning Coverage: Suitable for large indoor spaces The Dyson Purifier Big Quiet Formaldehyde BP04 combines ultra-quiet operation, advanced purification, and intelligent monitoring, delivering cleaner air, reduced pollutants, and a healthier, more comfortable living environment.
