The Dyson Purifier Big+Quiet™ Formaldehyde is Dyson’s quietest and most powerful air purifier, engineered for large spaces. Designed with advanced cone‑aerodynamics to project purified air up to 32 feet, it captures ultrafine pollutants, removes gases and odors, and continuously destroys formaldehyde—all while operating with remarkably low noise.

• Long-range projection and circulation
• Quiet, even at full power
• Adjustable airflow
• Auto mode
• Hygienic filter replacement
• Discreet wheels
• Smart home purification
• Destroys formaldehyde, permanently