Desa B66D is a powerful, 63,000 BTU forced air kerosene heater designed to heat large spaces quickly and efficiently. It features an automatic safety control circuit with a flame sensor, silicon-controlled rectifier, and circuit breaker for added peace of mind. The heater also includes a thermostat accessory that allows you to set and maintain a desired temperature, ensuring optimal comfort and energy efficiency. With its rugged construction and high-quality components, Desa B66D is built to provide reliable and long-lasting heating performance.