8X20 ND | Rectangular Damper | 8X20 ND MOTORIZED DAMPER | EWC Controls Thread Size_3/8-18 x 12-14 3/4 X 5-1/2 RED BRASS

3/4 X 5-1/2 RED BRASS NIPPLE

10k ohm thermistor

12X3 PVC REDUCING TEE SOCKET CL125

4 PVC LUG INSERT BUTTERFLY VALVE BUNA W/GEAR OPERATOR SS/LUG

12 PVC BUTTERFLY VALVE EPDM L/GEAR OPERATOR

8X20 ND | Rectangular Damper | 8X20 ND MOTORIZED DAMPER | EWC Controls Thread Size_3/8-18 x 12-14 3/4 X 5-1/2 RED BRASSACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 8X20 ND MOTORIZED DAMPER The ND series of Ultra Zone dampers was designed with the installer and homeowners in mind. This damper is easy to install and easy to checkout. The LED display allows the installer to visually check the damper operation. With a sturdier frame, the damper installs in the duct much faster and easier and