Whether you use it in your garage to keep your cars warm or in your shop to keep the work force busy and comfortable, this Mr. Heater® garage heaters is perfect for your needs. It's highly efficient, transferring almost all of the fuel it burns directly into clean and safe radiant heat. The unique power pile thermocouple is used to control the valve?no elecrticity required! Just hook up, mount the heater to the wall, make the gas connection, and then you're ready to go.