28X6 ND | Rectangular Damper | 28X6 ND MOTORIZED DAMPER | EWC Controls Torque_35 lb-in For fail-safe versions of these

For fail-safe versions of these actuators

4 PVC BUTTERFLY CHECK VALVE FLANGED FKM

1-1/2 PVC COUPLING SOCKET SCH40 CLEAR

3X16 CPVC NIPPLE TOE SCH80

6 PVC LUG INSERT BUTTERFLY VALVE FKM LEVER HANDLE ZINC LUG

28X6 ND | Rectangular Damper | 28X6 ND MOTORIZED DAMPER | EWC Controls Torque_35 lb-in For fail-safe versions of theseACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 28X6 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