Keep the air clear in your bathroom with this Delta Breez GreenBuilder Series 100 CFM Ceiling Bathroom Exhaust Fan. Energy efficient, it offers a DC brushless motor and an efficiency rating of 7.9 CFM/Watt. For quiet operation, it boasts a loudness rating of 1.4 sones. You can mount it to a wall or ceiling. 13-Watt Dimmable LED light included (equivalent to a 60-Watt incandescent bulb). Dimmer switch not included.