Exhaust fan assembled unassembled blade diameter 20 in blade material steel frame material steel for maximum motor horsepower 1 2 hp for maximum motor speed 1 221 rpm for minimum motor horsepower 1 4 hp for minimum motor speed 953 rpm maximum airflow 4 587 cfm maximum static pressure 0.75 In wg minimum airflow 3 581 cfm for cut-out height 22 1 2 in for cut-out width 22 1 2 in for cut-out diameter 22 1 2 in guard type none method of construction stamped number of blades 6 Brand: Dayton Size: []
