Blueair Blue 211+ Air Purifier withCarbon Sheet Filter- Refurbished
Blue Pure 211+ air purifier quickly cleans 540sqft large room in about 12.5 min or up to 2592sqft extra-large space in 60min, on high. Tested on PM2.5 (0.1 - 2.5?
M) up to 90min; Tested on Influenza A (H1N1) with a minimum reduction rate of 99.99% in 60min.