Delta Breez highest performing, most quiet exhaust bath fan solution. Exhaust bath fan with the benefits of DC Brushless motor technology. Features adjustable humidity sensor, virtually silent at less than 0.3 sones, energy efficient. Air flow at 110 CFM for spaces up to 110 Sq. ft. virtually silent operation at 0.3 Sones. Features DC brushless fan motor for extended reliability. BreezSignature fans are solid, elegant ventilation solutions with motion-sensing, humidity-sensing, dual speed, or single speed options with built-in controls for adjustable low speed, motion sensing or humidity sensing. Features110 CFM single speed fan for spaces up to 110 Sq. Ft.Brushless DC Motor outlasts typical AC motors by 2-1/2xQuiet at 1 soneBuilt in humidity sensorFan automatically starts when humidity is above 60% and shuts off when humidity falls below 60%3 Year Limited WarrantyIncludesFan Body, Grille, Duct Connector (4"), Suspension Bracket I x1, Suspension Bracket II x1, Suspension Bracket III x 1, Long Wood screw x8, Short Machine Screw x3SpecificationsColor: Off WhiteFinish: MetallicHousing Size: 9.62" x 9.62" x 8"Fan Mounting Location: CeilingDuct Diameter: 4"Sound Level: 1Air Volume (CFM) 110Fan Dimension: 8" H x 9.625" W x 9.625" LManufacturer Warranty: YesWarranty: YesWeight: 9.81 lbs