Cooling Fan, Blade Diameter 12 in, Overall Diameter 13 1/4 in, Motor Horsepower 1/4 hp, Motor Speed 2,600 RPM, Motor Enclosure Totally Enclosed, Number of Blades 10, Overall Depth 2 1/2 in, Airflow @ 0.000 in SP 1,155 cfm, Airflow @ 0.125 in SP 1,000...