This is a new, in the box, Auto Large Area Air Purifier with Auto Mode for Sensitivity, Pollen, Dust, Smoke, Pet Dander with HEPA-Silent Technology and Washable Pre-Filter by Blueair Blue Pure, model number 311. Recommended for medium rooms, completely filters air in master bedroom, living room or playroom about every 12.5 mins (4.8x an hour at 388 square feet) on high. Removes 99% of fine particles from wildfires; In 60min. Tested on PM 2.5 (GB/T 18801-2015). Intuitive Auto mode, automatically adjusts to real-time conditions reported by the particle sensor to maintain a comfortable home environment. Combination filter, carbon light, HEPASilent technology removes 99.97 percentage of airborne particles. Low noise and energy. Cleans the air with noise levels equivalent to a soft whisper on low (23-53 dB). The purifier measures 20.5 x 10.2 x 10.2 inches. This retails on Amazon for $249.99, plus tax and shipping costs. Our greatly reduced asking price for this new, in the box, air purifier, is $140.00!!
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