Details1 Whirlpool 1183054K HEPA Filter & 4 Odor Neutralizing Carbon Pre Filters, Designed to Fit Whispure… 25.4 x 52.1 x 61 cm ; Item model number: AP51030KB Date first available at Amazon.ca: May 20 2014 #75,032 in Home & Kitchen (See Top 100 in Home & Kitchen) For large rooms up to 500 square feet, this air purifier features electronic controls and 4 fan speeds, including Turbo Setting to clear the air quickly and Sleep Mode for quiet operation while saving energy. The True HEPA filter captures 99.97-Percent of particles as small as 0.3 microns. Removes airborne allergens such as dust, pet dander, pollen, tobacco smoke, fabric fibers and mold spores. The Quiet Partner System offers the quietest high efficiency air purifier technology. For large rooms up to 500 square feet (filters the air 4.8 times per hour) Electronic controls and 4 fan speeds Turbo setting Sleep mode True HEPA filter to capture 99.97-Percent of particles as small as 0.3 microns Removes airborne allergens such as dust, pet dander, pollen, tobacco smoke, fabric fibers, mold spores Charcoal pre-filter traps odors and pre-cleans the air before it reaches the HEPA filter Quiet Partner System