High Temperature Induced Draft Blower Vent Dia 4 In 25-100 Max Vent Length 100 Ft Inlet and Outlet Dia 4 In. Max Stack Temp 600 Deg F Air Delivery 67@0.75 in SP CFM 115 Volts @ 60 Hz Amps 1.76 Watts 95 Height 7 7/8 In. Width 10 1/4 In. Depth 7 In. Housing Material Aluminized Steel Wheel Material Aluminized Steel Motor Heat Shield Material Aluminized Steel Includes UC1 Interlock Control Fan Proving Switch Adjustable Damper Vibration Isolators