Inline blower & control unit. 4-speed powerful operation with LED lights, 4 speeds (Quiet, I, II, III up to 800 CFM). 1 motor and centrifugal squirrel cage fan wheel. Add a modern look to your kitchen with this slick profile inline blower and control unit. The blower unit is mounted in the attic. Slick-looking control panel with a stainless steel case. Use this setup with your existing hood. Choose from 4-speed (Quiet, I, II & III) there’s bound to be one that will fit your need, whether it’s just some light cooking or some heavy steaming actions. Blower unit overall dimensions: 15-3/4" W (with 2 mounting brackets) x 11-7/8" D x 18" H.