What It Can Remove
Particle removing filtration, air cleaning carbon, all in one filter, Blueair 121 replacement filter removes annoying household odors, chemicals, and gases, as well as 99. 97% as small as 0. 1 μm of airborne particles, like pollen, dust and pet dander.
The particle filter helps reduce airborne particles that can trigger allergy symptoms, including pollen, dust, mold spores, pet dander, viruses, bacteria and fine smoke particles.