Honeywell F113C6009 Commercial-Grade Portable Media Air Cleaner Commercial-grade portable air-filtration system for rooms up to 17 by 22 feet HEPA filter removes 99.97-percent of airborne particles down to 0.3 micron in size CPZ canister reduces smoke and odors; activated-carbon prefilter 3 speed settings; quiet operation; 360-degree air intake and discharge Measures 16 by 16 by 14 inches; 5-year limited warranty