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 suitable for various damper sizes

suitable for various damper sizes

These stand-alone digital room thermostats

1-1/4 PVC COMPACT 2000 BALLVLV FLANGED FKM

and power on/fail lamp simplifies operation and maintenance with quick and easy visual identification of unit performance

3/4 X 1/2 316 S

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 suitable for various damper sizesACTUATORS 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.