Designed by an European award winning design firm, this air purifier is engineered for allergy sufferers and fits seamlessly into any home. The permanent True HEPA filter removes up to 99.97% of pollutants as small as 0.3 microns from air passing through the filter. Super Quiet to Super Clean settings allow for customization to fit your schedule and your lifestyle. Filter service indicator and 12 hour timer ensure worry free operation. Includes an antimicrobial coated grill, pre-filter, and carbon filters. Dual-position operation for ease of use in any room.