Tubeaxial Fan, Blade Diameter 21 in, Maximum Motor Horsepower 1 1/2 hp, Minimum Motor Horsepower 33/100 hp, Maximum Motor Speed 1,843 RPM, Minimum Motor Speed 989 RPM, Maximum Airflow 6,564 cfm, Minimum Airflow 3,522 cfm, Maximum Static Pressure 1 in wc,…