8X8 ND | Rectangular Damper | 8X8 ND MOTORIZED DAMPER | EWC Controls Section_Specialty Valves Brass Fittings 1-1/4 PVC TRUE UNION BALL

1-1/4 PVC TRUE UNION BALL VALVE CARTRIDGE FKM

2-1/2 PVC WAFER BUTTERFLY VALVE OVRHL-KIT DISC EPDM

ND dampers can also be provided with a spring return style motor

Rectangular Damper | 20X12 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN

8X8 ND | Rectangular Damper | 8X8 ND MOTORIZED DAMPER | EWC Controls Section_Specialty Valves Brass Fittings 1-1/4 PVC TRUE UNION BALLACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 8X8 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