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 2 235 cfm Airflow @ 0.125 in SP 2 142 cfm Airflow @ 0.250 in SP 2 039 cfm Airflow @ 0.375 in SP 1 927 cfm Airflow @ 0.500 in SP 1 807 cfm Airflow @ 0.750 in SP 1 463 cfm Maximum Inlet Air Temperature 160 Degrees F Shaft Diameter 3/4 in Bearing Type Regreasable Pillow Block