AIR KING ECO-EXHAUST BATH FANAir King’s ENERGY STAR® certified ECO exhaust fans provide barely audible sound levels, effective and efficient ventilation.Energy Star(R) qualified white exhaust fanEasily install using included adjustable hanging brackets UL Listed for installation over a tub or shower on a GFCI circuit6" round duct connector with gasket damper protects against back drafts & seals the duct betterSide access panel allows wiring inside or outside of the metal housingHVI Certified performance