Features:

• Patented two-stage HEPASilent technology captures 99.7% of the tiniest. 1 micron particles, including allergy provoking pollen grains, dust mites, mold spores and pet dander particles
• Six air exchanges per hour
• Efficient SurroundAir vent system exchanges up to 500 cubic feet per minute without annoying drafts
• No ozone emission
• Earned Best of Class ranking in independent AHAM testing of Clean Air Delivery Rate

Editor Reviews:

Product Description:
The Blueair 510 is an essential air purification system for those living with allergies, asthma, or other respiratory conditions - and for anyone longing for cleaner, more breathable air. With the aid of HEPA technology, the 510 effectively purifies air in rooms up to 550 square feet (22 feet by 25 feet). CADR (Clean Air Delivery Rate) - Smoke - 323; Dust - 319; Pollen - 313 Four speeds Wheels for easy transport Dimensions - 26H x 20W x 13D Weight - 35 Pounds Warranty - 10 Years!