20X8 ND-RSD NC | Rectangular Damper | 20X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls Hex Size_0.9 in 2-1/2 CPVC TL BUTTERFLY VALVE

2-1/2 CPVC TL BUTTERFLY VALVE BUNA W/HANDLE ZINC/LUG

1 BRASS COMP FLNG THRD LF

4X15 CPVC NIPPLE PLAIN SCH80

Black Extension Piece

1-1/4 X 1 LF IMP COUPLING

20X8 ND-RSD NC | Rectangular Damper | 20X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls Hex Size_0.9 in 2-1/2 CPVC TL BUTTERFLY VALVEACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 20X8 ND MOTORIZED DAMPER SPRING RETURN NORMALLY CLOSED Model ND RSD is a rectangular parallel blade damper constructed from heavy duty extruded aluminum with nylon bearings for quiet operation. The Motor Actuator is a 24vac ( Synchronous motor. It is typically a Power Close Spring Open construction. The damper can be ordered