8 SID | 8 Inch Slip In Retrofit Damper | EWC Controls Sensor Configuration_Duct 1-1/4 PVC 45 ELBOW FPT

1-1/4 PVC 45 ELBOW FPT SCH80

1-1/2 Aluminum Nipples

1-1/2 PVC DIAPHRAGM VALVE FLANGED PTFE/FKM

2-WAY NO 3/4" UNION SWEAT 7

8 SID | 8 Inch Slip In Retrofit Damper | EWC Controls Sensor Configuration_Duct 1-1/4 PVC 45 ELBOW FPT8 Inch Slip In Retrofit Damper The SID (Slip In Damper) series of round motorized dampers are designed for the Retro Fit market but work for New Construction as well. SID dampers are EcoNet Compatible. Using the provided template, the SID damper easily slips into a 11 4 slot cut into the existing round duct. The damper has a double layered blade with an integrated cellular foam sealing gasket. The superior design insures long life and zero