20X8 ND-RSD NO | Rectangular Damper | 20X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls Description_4 Aluminum Nipples 3 X 1 1/2 ALUM

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

^^Accessory: Mounting Bracket

2 IPS BR SWG CHECK VLV

21 PVC 30 ELBOW GASKETXSPIGOT 100PIP

3 CPVC COUPLING SOCKET SCH80

20X8 ND-RSD NO | Rectangular Damper | 20X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls Description_4 Aluminum Nipples 3 X 1 1/2 ALUMACTUATORS 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.