Blueair Air Purifier Replacement Filter, Blue Pure 411a Max

Particle removing filtration, air cleaning carbon, all in one filter, our F4Max Replacement Filter for Blueair Blue Pure 411 Max. When used as part of our HEPASilent™ filtration process, the Particle + Carbon filter provides protection against odors, chemicals, gases and 99.97% of airborne pollen, dust and germs. Using genuine Blueair filters ensures that your purifier continues to work effectively — so your clean air, and your warranty, remain intact.

• LET’S CLEAR THE AIR FASTER: HEPASilent dual filtration technology delivers more clean air faster and uses less noise and energy than HEPA filtration alone
• LET’S CLEAR THE AIR BETTER: Removes at least 99.97% of tiny airborne particles like viruses and smoke down to 0.1 microns, and captures pet dander, pollen, mold allergen and dust; carbon filter traps light household odors from smoking, pets and cooking
• MOST AWARDED AIR PURIFIER BRAND IN THE US:  Independently tested for performance, Zero Ozone; AHAM Verifide for Performance (CADR); Quiet Mark Certified; Ozone Safety Standards Certified by CARB; Zero Ozone Verified (