High Pressure Blower Wheel Type Radial Drive Type Direct Drive Includes Drive Package Yes Assembly Assembled Wheel Diameter 13 1/2 in Airflow @ 0.250 in SP 2 100 cfm Airflow @ 0.500 in SP 2 079 cfm Airflow @ 1.000 in SP 2 037 cfm Airflow @ 1.500 in SP 1 995 cfm Airflow @ 2.000 in SP 1 952 cfm Airflow @ 3.000 in SP 1 866 cfm Airflow @ 4.000 in SP 1 777 cfm Airflow @ 5.000 in SP 1 685 cfm Airflow @ 6.000 in SP 1 587 cfm Airflow @ 7.000 in SP 1 482 cfm