16X18 ND | Rectangular Damper | 16X18 ND MOTORIZED DAMPER | EWC Controls Description_Male Pipe x Male Pipe 21 PVC 15 ELBOW GASKETXSPIGOT

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16X18 ND | Rectangular Damper | 16X18 ND MOTORIZED DAMPER | EWC Controls Description_Male Pipe x Male Pipe 21 PVC 15 ELBOW GASKETXSPIGOTACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 16X18 ND MOTORIZED DAMPER Resources Datasheet More Info ^^This damper is 16" by 18". The motor lever is installed on the 18" side. Full dimensional specifications are in the datasheet below.