18X14 ND-RSD NO | Rectangular Damper | 18X14 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls Connection Type 2_FPT ^^This 331 Number 6 Pneumatic

^^This 331 Number 6 Pneumatic Damper Actuator with integral pivot and pivot post is a rugged

Automatic or manual fan control

Setpoint Range: 60-85°F

21 PVC 60 ELBOW GASKET 100PIP

1/4 X 12 304 SS NIPPLE

18X14 ND-RSD NO | Rectangular Damper | 18X14 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY OPEN | EWC Controls Connection Type 2_FPT ^^This 331 Number 6 PneumaticACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 18X14 ND MOTORIZED DAMPER SPRING RETURN NORMALLY OPEN Resources Datasheet ^^This damper is 18" by 14". The motor lever is installed on the 14" side. Full dimensional specifications are in the datasheet below.