12X18 ND-RSD NC | Rectangular Damper | 12X18 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls Contruction_Standard FKM O-ring 1/2 PVC TANK ADAPTER SOCXSRFPT

1/2 PVC TANK ADAPTER SOCXSRFPT EPDM GASKET

18X6 PVC REDUCING COUPLING SOCKET DUCT

3X4 PVC DWV CLOSET BEND W/TEST CAP HXSPG

1-1/4 CPVC ELASTOMER EXP JOINT EPDM SOC

16X12 PVC STUB SADDLE SOCKET SCH80 N

12X18 ND-RSD NC | Rectangular Damper | 12X18 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls Contruction_Standard FKM O-ring 1/2 PVC TANK ADAPTER SOCXSRFPTACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 12X18 ND MOTORIZED DAMPER SPRING RETURN NORMALLY CLOSED Resources Datasheet ^^This damper is 12" by 18". The motor lever is installed on the 18" side. Full dimensional specifications are in the datasheet below.