Centrifugal Upblast Exhaust Fan Application Foundries Industrial and Commercial Buildings Laboratories Manufacturing Facilities Non-Tempered Kitchen Make-Up Air Restaurants Schools Drive Type Belt Drive Wheel Diameter 14 3/4 in Base Diameter Not Applicable Base Length 26 in Base Width 26 in Base Shape Square Maximum Static Pressure 1 3/4 in wg Maximum Airflow 3 125 cfm Minimum Airflow 998 cfm Maximum Motor Horsepower 1/4 hp Minimum Motor Horsepower 1 hp