12X20 ND-RSD NO | Rectangular Damper | 12X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls Subcategory_Van Stone Style Flange Replacement Split Rings & Flange Insulating Joints & Flange Bolt Kits 3/4 X 1/2 316 S

3/4 X 1/2 316 S

3/8 150 316 COUPLING

3/8 X 3/8 (NAB X FIP ELBOW)

These stand-alone digital room thermostats

suitable for various damper sizes

12X20 ND-RSD NO | Rectangular Damper | 12X20 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls Subcategory_Van Stone Style Flange Replacement Split Rings & Flange Insulating Joints & Flange Bolt Kits 3/4 X 1/2 316 SACTUATORS 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 OPEN 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.