• POWERFUL PURIFICATION: In an 18' x 25' space the air can be completely purified and recirculated within 12 minutes, or more than 5 times per hour. Finally, breathe in some fresh air!
• FANTASTIC FILTRATION: Take a deep breath of fresh air knowing that your TRUE HEPA filter can remove 99.97% of airborne particles 0.3 microns or larger-- that's 166 times smaller than a human hair!
• PINPOINT ACCURACY: Our cutting edge laser sensor counts, weighs, and measures airborne particles so your purifier works at the optimum level to maintain fresh air in your home.
• AUTOMATIC MONITORING: Never worry about adjusting your purifier again. If the air quality in your home decreases, the AGH550 will automatically use the high speed fanmodeto bring air quality back to a healthy level.
• ENERGY STAR RATED: For 10 cents per day you can have fresh, crisp air in your home or busienss due to the maximum power rating of only 40 watts.

Shipping Note: Shipping to Alaska, Hawaii, P.O. Boxes, and APO addresses is not available for this

Warranty: 3-Year Limited Warranty

Optional Asurion Protection Plan: To further protect your purchase, you can buy an Asurion protection plan from Amazon here. Review the FAQs for additional information.