In-Line Duct Fan For Fan Type Centrifugal Duct Fan Airflow @ 0.000 in SP 418 cfm Duct Diameter 6 in Motor Output Power 120 W Motor IP Rating IP44 Nameplate Voltage 120V AC Phase 1 Number of Speeds 1 Overall Diameter 13 1/8 in Overall Height 15 5/8 in Overall Width 8 in Application General Purpose High-Efficiency Motor No Housing Material Galvanized Steel Motor Speed 2 350 RPM Includes (2) Ceiling Grilles (2) Grille Housings with Dampers Mounting Bracket Y Adapter