Broan Through Wall Discharge Utility Fan, 180 CFM

These Through Wall Discharge Utility Fans from Broan are ideal for kitchens, laundry rooms and other rooms 180-350 square feet in size. The fans are available in 180 CFM/6 sones or 270 CFM/6.5 sones and feature a permanently lubricated, thermally protected plug-in motor, a specially designed polymeric fan blade and a built-in backdraft damper. The housing is made of rugged steel and adjusts to fit walls from 4-1/2" to 9-1/2" thick. Optional variable speed and single function controls are available separately.