Attributes . Air Flow @ 500 fpm . Values

632 cfm (4)   667 cfm (21)   681 cfm (8)   694 cfm (59)   750 CFM (32)   778 cfm (6)   781 cfm (8)   833 cfm (48)   844 cfm (12)   868 cfm (9)   875 cfm (3)   887 cfm (2)   889 cfm (16)   938 cfm (5)   948 cfm (4)   972 cfm (38)   993 cfm (4)