20X8 ND-RSD NO | Rectangular Damper | 20X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls Description_4 Aluminum Nipples 21 PVC 30 ELBOW GASKETXSPIGOT

21 PVC 30 ELBOW GASKETXSPIGOT 100PIP

3 X 1 1/2 ALUM FXM CPLR-TYPE DA

3 CPVC COUPLING SOCKET SCH80

^^Accessory: Mounting Bracket

2X20 PVC NIPPLE TBE SCH80

20X8 ND-RSD NO | Rectangular Damper | 20X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls Description_4 Aluminum Nipples 21 PVC 30 ELBOW GASKETXSPIGOTACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 20X8 ND MOTORIZED DAMPER SPRING RETURN NORMALLY OPEN Resources Datasheet ^^This damper is 20" by 8". The motor lever is installed on the 8" side. Full dimensional specifications are in the datasheet below.