Utilitech Ventilation Fan 1.1-Sone 110-CFM White Energy Star

The Utilitech humidity sensing ventilation fan adds an automatic humidity sensing feature to the standard fan operation. When running the fan in humidity sensing mode the unit will automatically detect humidity levels in the room running the fan when humidity levels reach above 60% and ceasing operation when levels fall below 60%. A 110 CFM fan that automatically responds to the humidity levels in your bathroom.