Introducing the new set of Double-flange air heaters which are designed to function in the hot air recirculation mode. Using this function, it can conserve energy depending upon the air inlet and air outlet temperature. Plus, it features its environment friendly ability. Its inlet side can accommodate a certain amount of temperature reaching up to 350°C. It also comes with two different model covers such as LE 5000 DF-R and LE 10000 DF-R versions. Each version has different set of power range of 4.5 to 17 kW and a reach air temperature of 650°C.