Unifire is an India based exporter, manufacturer of various types of Industrial Furnace, which are used for acquiring increased processing temperature as compared to an open-air system. The temperature in these furnaces can go beyond the 400 degree Celcius. These furnaces are also integrated with the efficiency related benefits of a closed system. These are used for providing heat for some specific process. In addition, all the industrial furnaces can be used as a reactor, providing reaction heat. Their designs are dependent on various factors such as function, fuel type and heating type. Another deciding factor of their design is the procedure of introducing combustion air.