... BBQ grill burner, gas BBQ burner, industrial burner, oven heater, gas heater. Keeping abreast with the latest advancements in technology, being strong ... gas (natural gas, liquefied petroleum gas) and combustion-supporting gas (air) are mixed according to the scientific proportion through burner shell ... put an end to energy loss caused by heating the air to heat the object, the mode of heat convection ...