- LPG and NG options available. The motor can be controlled on the device itself. The body can be moved back and forth to adjust the distance to the meat. Dripping fat from the meat can be easily drained to the discharge drawer from the inclined tray for easy removal. Safety valve automatically cuts off the gas from the radiant heaters that go out unexpectedly. Use of manual motor in case of power outages. Electric motor installed at the bottom rotates in both sides. Tray and side flaps are available as an option.