High Pressure Blower Wheel Type Radial Drive Type Direct Drive Includes Drive Package Yes Assembly Unassembled Wheel Diameter 10 1/2 in Airflow @ 1.000 in SP 734 cfm Airflow @ 2.000 in SP 679 cfm Airflow @ 3.000 in SP 621 cfm Airflow @ 4.000 in SP 559 cfm Airflow @ 5.000 in SP 491 cfm Airflow @ 6.000 in SP 410 cfm Airflow @ 7.000 in SP 297 cfm Airflow @ 8.000 in SP Not Applicable Airflow @ 9.000 in SP Not Applicable Airflow @ 10.00 in SP Not Applicable