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 648 cfm Airflow @ 2.000 in SP 614 cfm Airflow @ 3.000 in SP 579 cfm Airflow @ 4.000 in SP 527 cfm Airflow @ 5.000 in SP 471 cfm Airflow @ 6.000 in SP 427 cfm Airflow @ 7.000 in SP 378 cfm Airflow @ 8.000 in SP 317 cfm Airflow @ 9.000 in SP Not Applicable Airflow @ 10.00 in SP Not Applicable Airflow @ 11.00 in SP Not Applicable