203W 97% of the tiniest 0. 1 micron particles on Speed One, including allergy-provoking pollen, dust mites, mold spores, and pet dander using patented 2-Stage HEPASilent™ technology and 3-stage progressive filter structure.
Value-adding features include quiet operation, low energy use, galvanized steel construction, a 5-year warranty, and a convenient Change Filter Indicator that reminds you to change your filters every six months. The 203 provides comparable performance for mid-sized rooms.
This same filter technology earned the larger BlueAir units Best of Class ranking in independent AHAM testing of Clean Air Delivery Rates. It captures 99. ft. Looking for the 215B? This is the same purifier!
The Blueair 203 Air Purifier effectively purifies air in rooms as large as 175 sq.