In-Line Duct Blower Wheel Type Backward-Inclined Drive Type Belt Drive Includes Drive Package Yes Assembly Unassembled Wheel Diameter 16 in Airflow @ 0.125 in SP 2 487 cfm Airflow @ 0.250 in SP 2 408 cfm Airflow @ 0.375 in SP 2 327 cfm Airflow @ 0.500 in SP 2 232 cfm Airflow @ 0.750 in SP 2 015 cfm Airflow @ 1.000 in SP 1 724 cfm Airflow @ 1.250 in SP 1 295 cfm For High-Static Pressure Applications Yes Maximum Inlet Air Temperature 160 Degrees F Shaft Diameter 1 in