Blueair 203/303 Series Particle Filter
Blueair 203/303 Particle filter is the ideal choice for allergy
sufferers and other health-conscious individuals that need
high-efficiency particle removal. The unit contains one polypropylene
3-stage progressive filter that contains millions of ultra-thin fibers
with each state trapping progessively smaller harmful particles as they
pass through the pleats. The Blueair 3-stage progressive filter
effectively removes every type of particulate air pollutants, including
allergens, pollen, mold spores, dust, pet dander, bacteria, and
viruses.
