"This Country Flame Crossfire Flex Multifuel Insert offers an upgrade to greater style and savings. This handsome self-cleaning insert burns wood pellets, corn and multifuel. U.S.A. Full Load Run Time Hours 50, Flue Collar Size in. 4, Door Opening W x H in. 16 3/4 x 10, Blower Included Yes, Fuel Type Corn/pellet, Heat Settings 5, Blower CFM 160 CFM room blower, 79 CFM exhaust blower, Igniter Yes, BTU Output 54,000, Thermostat Included No, Fire Box/Hopper Capacity lbs. 75, Blower Power Supply Volts, Amps 120V/1.2A, 120/2.1A, Heating Capability sq. ft. 2,500, Clearance from Corner in. 6, Clearance from Rear Wall in. 9 1/4, Clearance from Side Wall in. 7, Dimensions W x D x H in. Stove shroud is 42 W x 30 H. Lights automatically with electronic igniter Five heat settings provide fingertip control Large 75-lb. capacity heats up to 2500 sq. feet for up to 50 hours on a single load Approved for zero clearance fireplaces and mobile homes 4in. flue collar Includes two blowers room and exhaust"