DAMPER - 3 WIRE ROUND PO

The URD series of round motorized dampers are a double layered blade design with an integrated cellular foam sealing gasket. The superior design insures long life and no maintenance. URD dampers are easy to install and easy to wire up. The URD damper is constructed of heavy gauge galvanized steel. The nylon bearings and drive shafts insure smooth, quiet operation and provides a thermal barrier to the motor.