High Pressure Blower Wheel Type Radial Drive Type Belt Drive Includes Drive Package Yes Assembly Unassembled Wheel Diameter 10 5/8 in Airflow @ 1.000 in SP 709 cfm Airflow @ 2.000 in SP 719 cfm Airflow @ 3.000 in SP 692 cfm Airflow @ 4.000 in SP 651 cfm Airflow @ 5.000 in SP 607 cfm Airflow @ 6.000 in SP 554 cfm Airflow @ 7.000 in SP 510 cfm Airflow @ 8.000 in SP 475 cfm Airflow @ 9.000 in SP 438 cfm Airflow @ 10.00 in SP 410 cfm Airflow @ 11.00 in SP 412 cfm