AIR AK100D 100/50 CFM, 1.5/0.5 Sone

The ENERGY STAR Qualified Quiet Zone Exhaust Fan provides 100 CFM of cost effective and energy efficient ventilation at 1.5 Sones on high speed and 50 CFM at 0.5 Sones on low speed. The fan can be run continuously on low speed for whole house ventilation and can be turned up to high speed when local exhaust is needed. It features a 4" round duct connector with spring loaded aluminum damper protects against back drafts to ensure quiet operation. It installs easily using the adjustable hanging brackets and the side access panel allows the fan to be wired without removing the interior components. Listed for installation over a tub or shower on a GFCI circuit.