Axial Upblast Roof Exhaust Fan, Assembly Unassembled, Drive Type Belt Drive, Blade Diameter 24 in, Base Diameter Not Applicable, Base Length 36 3/8 in, Base Width 36 3/8 in, Base Shape Square, Maximum Airflow 7, 766 cfm, Minimum Airflow 4, 912 cfm, Maximum Motor Horsepower 3/4 hp, Minimum Motor Horsepower 1/3 hp, Maximum Motor Speed 925 RPM, Minimum Motor Speed 525 RPM, Maximum Static Pressure 1/4 in wc, For High-Static Pressure Applications No, For Air Type Clean Air. This item has been restricted from sale in the following state (s): []