Upgrade your air purifier with the BLUEAIR Classic 400 Series DualProtection Filter, engineered for superior air quality. This advanced filter combines a high-efficiency particle capture layer with an activated coconut carbon layer that naturally absorbs harmful VOCs and smoke. It ensures a healthier indoor environment by removing a wide range of airborne contaminants including pollen, dust, pet dander, mold spores, viruses, and bacteria. With no reduction in CADR, it maintains optimal performance while delivering cleaner air.
  Ideal for households with allergies or pets, this DualProtection Filter provides continuous air purification. Recommended for changing every 6 months, it works best with Blueair Classic 402, 403, 410, 450E, 455EB, 405, and 480i models. Its fast pollutant removal claims help you breathe easier and keep your living space fresh. A must-have for anyone seeking effective and reliable air filtration.