View on LOZ Suggested Retail: $139.99. BLUEAIR Air Purifier for Home Allergies Pet Dander Viruses in Small Rooms, 3 Stage Filtration, Removes 99.97% Pollen Dust Mold Viruses, Blue 411+ with Washable Pre-filter. The brand of air purifiers with the best performance; exclusive HEPASilent filtration technology is equal in efficiency to true HEPA, but uses less energy and makes less noise. For Small Rooms: Filters air at an industry recommended rate of 4.8 times per hour (every 12.5 minutes at 185 square feet) to effectively lower and maintain particulate levels. Activated carbon removes odor and gas; HEPASilent filtration technology removes 99.97% of particles, such as pollen, dust and viruses. Silent brand that allows you to sleep without interruptions. Quiet on low (17 decibels) and equivalent to library noise level on high (46 decibels).. 7 CALENDAR DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.