Vogelzang TR001 Defender EPA Wood Stove The Defender wood stove efficiently heats up to 1,200 square feet Cast iron feed door with large 14.5" x 8" ceramic glass window Burns several hours on one fueling. Heats up to 68,000 BTUs Made with heavy gauge 3/16-Inch reinforced plate steel with firebrick lining Adjustable legs for easy positioning