1.3 Sones for Quiet performance, enough sound to know your fan is on
100-Watt maximum incandescent A19 type bulb or energy efficient equivalent bulb with maximum overall length of 4.4 in. or less (bulb not included)
110 CFM, Effective ventilation to remove moisture and reduce the risk of mold or mildew in most full baths
Retrofit installations can be done entirely from the room-side, no attic access required. This means a faster, easier installation