The Osburn 2000 wood burning stove sets a new standard with an impressively low average particulate emissions rate of 1.54 g/h, 75,000 BTU/h heat output, and 77% optimal efficiency. It features a 2.4 ft³ combustion chamber and a 144-CFM ultra-quiet variable speed fan for efficient heat distribution. It can be paired with an optional faceplate to cover large masonry hearths. Additionally, a steel door overlay in black or brushed nickel is available. Osburn's legendary quality is a treat for homeowners. Appliance Performance: Fuel type: Dry cordwood Recommended heating area: 500 - 2,100 ft² Overall firebox volume: 2.4 ft³ EPA loading volume: 2.02 ft³ Maximum burn time: 8 hours Maximum heat output (dry cordwood): 75,000 BTU/h (22.0 kW)