Air purifier with HEPA Silient technology. True HEPA performance, enabled by HEPASilent technology with particle filter and electrostatic charge, captures 99.97% of airborne pollutants; allergens, mold, dust, pet dander, smoke particles and pollen. Filtration also includes Activated Carbon to remove odors, smoke and other VOCs. With its innovative design, this air purifier combines the very best in Swedish engineering with functional aesthetics, such as the sleek grille design. Clean air never looked so good. Makes sense, doesn't it? TOP RATED air purifier for lowest sound output providing quiet operation. Energy Star rated for best in class energy performance. OZONE REDUCING - air cleaner system, 3 fan speeds for use in small to medium bedrooms, family rooms, dorm rooms or offices. For small to medium rooms between 100 sq. ft. and 200 sq. ft., AHAM rated at 186 sq. ft.