18X10 ND-RSD NC | Rectangular Damper | 18X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls Type_ Utility Spring Check Valves 8X6 PVC REDUCING COUPLING SOCKET

8X6 PVC REDUCING COUPLING SOCKET 100PIP

21 PVC 11-1/4 ELBOW GASKETXSPIGOT 80PIP

6X19 PVC NIPPLE PLAIN SCH80

8X1-1/4 PVC CLAMP SADDLE DOUBLE OUTLET SOCKET EPDM ZN

range adjustment knob with inches water column and Pascals increments

18X10 ND-RSD NC | Rectangular Damper | 18X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls Type_ Utility Spring Check Valves 8X6 PVC REDUCING COUPLING SOCKETACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 18X10 ND MOTORIZED DAMPER SPRING RETURN NORMALLY CLOSED Resources Datasheet ^^This damper is 18" by 10". The motor lever is installed on the 10" side. Full dimensional specifications are in the datasheet below.