Blueair Classic 400 Series DualProtection Filter

Working in tandem with a compatible air purifier, the Blueair Classic 400 Series DualProtection Filter helps clean the air that you breathe, eliminating airborne particle pollutants from your home, including allergens, pollen, dust, mold, pet dander, viruses, and fine smoke particles.

Key Features

• Pure, high-porosity coconut carbon efficiently removes gaseous pollutants
• Designed to maintain superior performance over time
• filter structure traps even the smallest particles and resists clogging to maintain maximum airflow
• Filter fibers resist bacteria and mold growth
• HEPASilent™ filtration technology for a quieter and more energy efficient performance