The range of applications of heaters, air heaters are widely used in a variety of heaters, we all call it air heaters, in fact, according to the different heating gases, can be refined into many types, common with nitrogen heating , hydrogen heater. These can all be called pipeline gas heaters. It has been widely used in many research and production laboratories such as weapons industry, chemical industry and universities. It is especially suitable for automatic temperature control and high flow high temperature combined system and accessory test. The range of air electric heaters used is wide: it can heat any gas, and the hot air produced is dry, non-conductive, non-flammable, non-chemical, non-polluting, safe, reliable, and heated up. control).