By sucking the flue gas from the sump, the rotary kiln will be used to give it to the chimney to be installed behind.It will be high-pressure, it will be driven by an electric motor.The speed driver will be used to adjust the fan suction flow rate.it will be manufactured in a capacity of 55000 m3 at a pressure of 250mss and a speed of 2.5 - 2.8 m/sec. 15000 m3 aspirator will be used for the heat chamber stoker burning line.