Remodeling Fan w/LED Pick-A-Flow CFM Discharge Direction Vertical Duct Diameter 4 in Duct Shape Round Housing Material Steel Includes Plastic Alignment Guides Retaining Clip Mounting Location Ceiling Exhaust Airflow @ 0.100 in SP 110 cfm Maximum Noise Level 1.4 sones Noise Level @ 0.100 in SP @ 5 ft 1 sones Number of Speeds 3 Overall Depth 10 1/4 in Overall Height 5 1/2 in Overall Width 10 1/4 in Lighted With Light Primary Lighting Technology LED Primary Light Wattage 10 W