Bathroom Fan Discharge Direction Horizontal Duct Diameter 6 in Duct Shape Round Housing Finish Galvanized Housing Material Steel Heater Without Heater Includes Damper Hanger Bars Non Metallic Duct Connector Spacer for Mounting to Ceiling Joist Mounting Location Ceiling Exhaust Airflow @ 0.100 in SP 150 cfm Maximum Noise Level 1.4 sones Noise Level @ 0.100 in SP @ 5 ft 1.4 sones Maximum Coverage Area 140 sq ft Number of Speeds 1 Overall Depth 10 1/2 in Overall Height 7 5/8 in This item is banned in the following states: NJ