Works with Lpg and Natural Gas. Burners are world-class and environmentally friendly with low combustion gas emissions as well as high combustion efficiency thanks to the primer and seconder burning feature. Each burner has a magnet safety valve with gas shut-off kit for accidental extinguishment. Heavy-duty furnace castings are designed to allow the use of pots in different sizes, covered with teflon Single piece printed top plate Cabinet connection can be made under the device.