In-Line Duct Blower Wheel Type Backward-Inclined Drive Type Belt Drive Includes Drive Package Yes Assembly Unassembled Wheel Diameter 14 in Airflow @ 0.000 in SP 2 557 cfm Airflow @ 0.125 in SP 2 476 cfm Airflow @ 0.250 in SP 2 392 cfm Airflow @ 0.375 in SP 2 297 cfm Airflow @ 0.500 in SP 2 197 cfm Airflow @ 0.750 in SP 1 979 cfm Airflow @ 1.000 in SP 1 636 cfm Maximum Static Pressure 1 in wc Maximum Inlet Air Temperature 160 Degrees F Shaft Diameter 3/4 in