20X22 ND | Rectangular Damper | 20X22 ND MOTORIZED DAMPER | EWC Controls Section_Carbon Steel Valves • Carrier 33CC500621

• Carrier 33CC500621

2X1-1/2 PVC DWV REDUCING VENT TEE HUBXHUBXHUB

10X3 PVC REDUCING COUPLING SOCKET SCH80 FABRICATED

Models that close on a pressure increase are used on steam unit heaters to avoid blower operation when steam pressure is below the point required for adequate heating

2-1/2X4 PVC NIPPLE TBE SCH80

20X22 ND | Rectangular Damper | 20X22 ND MOTORIZED DAMPER | EWC Controls Section_Carbon Steel Valves • Carrier 33CC500621ACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED Rectangular Damper 20X22 ND MOTORIZED DAMPER Resources Datasheet More Info ^^This damper is 20" by 22". The motor lever is installed on the 22" side. Full dimensional specifications are in the datasheet below.