In-Line Duct Blower Wheel Type Backward-Inclined Includes Drive Package Yes Assembly Unassembled Wheel Diameter 24 in Airflow @ 0.000 in SP 7 108 cfm Airflow @ 0.125 in SP 6 816 cfm Airflow @ 0.250 in SP 6 498 cfm Airflow @ 0.375 in SP 6 156 cfm Airflow @ 0.500 in SP 5 782 cfm Airflow @ 0.750 in SP 4 884 cfm Maximum Inlet Air Temperature 160 Degrees F Shaft Diameter 1 in Bearing Type Regreasable Pillow Block