BlueAir 501 HEPASilent Air Purifier

Purifies up to 580 sq. ft. room size. 4 speeds. Blueair is the system for people living with allergies, asthma, or other respiratory conditions, or for anyone who wants cleaner, more breathable air. The 501 effectively purifies air in rooms as large as 580 square feet. Using patented two-stage HEPASilent, technology, it captures 99.97% of the tiniest 0.1 micron particles on level one, including allergy-provoking pollen grains, dust mites, mold spores and pet dander particles. Our efficient SurroundAir vent system delivers exceptional air exchange (up to 500 cubic feet per minute) without annoying drafts, performance that earned the 501 Best of Class ranking in independent AHAM testing of Clean Air Delivery Rate.

Easy maintenance: simply open the unit's lid, lift out and drop in filters every 6 months. Choose the optional SmokeStop Filter Kit for better protection from smoke and other airborne gases.

Size of product (inch): 26H X 20W X 13D
Weight: 35 lbs.
Room Size (according to AHAM): 580 square feet
Clean Air Delivery Rate-AHAM: smoke 388 dust 377 pollen 378
Air Exchange: 6 air changes per hour (620 square foot room)
Air Flow Rate: Speed 4 - 450CFM 765m3h, Speed 3 - 247CFM 420m3h, Speed 2 - 117CFM 200m3h, Speed 1 - 88CFM 150m3h.
Power Consumption: 20 to 90 watts
Noise Level (Sound Pressure Level): Speed 1 - 35 dB(A), Speed 2 - 37 dB(A), Speed 3 - 49 dB(A), Speed 4 - 71 dB(A)