Bath Exhaust Fan, Discharge Direction Horizontal, Duct Diameter 6 in, Duct Shape Round, Housing Finish Galvanized, Housing Material Steel, Heater Without Heater, Includes Backdraft Damper Mounting brackets, Mounting Location Ceiling, Maximum Airflow 197 cfm, Exhaust Airflow @ 0.100 in SP 195 cfm, Exhaust Airflow @ 0.000 in SP 197 cfm, Maximum Noise Level 5.5 sones, Noise Level @ 0.100 in SP @ 5 ft 5.5 sones, Number of Speeds 1, Overall Depth 13 7/8 in, Overall Height 7 in