12X20 ND-RSD NC | Rectangular Damper | 12X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls Temperature Rating_32 to 180 deg F 1-1/4 316 STAINLESS STEEL 45

1-1/4 316 STAINLESS STEEL 45 ELB

1 CPVC TRUE UNION Y-CHECK VALVE REINFORCED FEMALE THREAD FKM

4X7 CPVC NIPPLE TOE SCH80

1/2 PVC UNION SOCXSRFPT BUNA

12X20 ND-RSD NC | Rectangular Damper | 12X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls Temperature Rating_32 to 180 deg F 1-1/4 316 STAINLESS STEEL 45ACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 12X20 ND MOTORIZED DAMPER SPRING RETURN NORMALLY CLOSED Resources Datasheet ^^This damper is 12" by 20". The motor lever is installed on the 20" side. Full dimensional specifications are in the datasheet below.