Blueair Pro XL Air Purifier, Professional Allergy, Mold, Smoke and Dust Remover, High Performance for Office, Workspace, Homes, White True HEPA performance, enabled by HEPASilent Technology with particle filtration and electrostatic charge, captures 99.97% of airborne pollutants; allergens, mold, dust, pet dander, smoke particles and pollen German Engineered fans providing quiet yet power operation for peak performance and maximum air flow Professional and sleek Swedigh design to fit into any office, workspace, business, or home. Perfect for use in doctors office, waiting room, lobby, or lab. Revolutionary combination of advanced filter media and an encapsulated particle-charging chamber delivers more clean air, in less time than other air cleaning systems For large and open work environments between 1000 sq. ft. and 1200 sq. ft., AHAM rated at 1184 sq. ft. Certified by Energy Star and CARB