20X14 ND-RSD NC | Rectangular Damper | 20X14 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls Connection Type 2_Female Coupler 3 PVC BUTTERFLY VALVE FKM

3 PVC BUTTERFLY VALVE FKM W/GEAR OP

1-1/4X12 PVC NIPPLE TBE SCH80

10X5 PVC REDUCING TEE SOCKET SCH80

N models have a single-pole

5 MM X 146MM BULB 5/30 C 1 DIFF

20X14 ND-RSD NC | Rectangular Damper | 20X14 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls Connection Type 2_Female Coupler 3 PVC BUTTERFLY VALVE FKMACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 20X14 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