10X18 ND-RSD NO | Rectangular Damper | 10X18 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls Selection Guide_Actuator-Only 3 Pneumatic Damper Technical Instructions)Datasheet(Powers

3 Pneumatic Damper Technical Instructions)Datasheet(Powers Controls Damper Shaft Extension

2-1/2X5-1/2 CPVC NIPPLE PLAIN SCH80

8X2 CPVC TEE VALVE SOC/FPT EPDM

1-1/4 PVC TEE SOCXFPT SCH80

10X18 ND-RSD NO | Rectangular Damper | 10X18 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls Selection Guide_Actuator-Only 3 Pneumatic Damper Technical Instructions)Datasheet(PowersACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 10X18 ND MOTORIZED DAMPER SPRING RETURN NORMALLY OPEN 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 as