This is a medium-sized coupling driving type of blower. The coupling driving blower is a type of blower which does not need often maintenance and able to withstand temperature less than 800°C. This coupling driving blower is powered by 4-90 kW motor power, pressure of 4552 Pa and with the airflow of 48582 m3/h. This type coupling driving blower is based on the clients’ preferences including the sizes and colors.