20X8 ND-HD | 20X8 ND-HD HAND DAMPER | EWC Controls O-Ring_GripLoc™ Compression Coupling 1 CPVC TRUE UNION 2000

1 CPVC TRUE UNION 2000 INDUSTRIAL 3 WAY L/1 HORIZONTAL SPIGOT EPDM

3 INCH 50 IN

2-1/2 PVC FEMALE ADAPTER SOCXFPT SCH40 GRAY

1 PVC UNION FPTXFPT FKM

WELL TEMP SEN 6" 1K PT

20X8 ND-HD | 20X8 ND-HD HAND DAMPER | EWC Controls O-Ring_GripLoc™ Compression Coupling 1 CPVC TRUE UNION 2000ACTUATORS ARE INSTALLED ON THE 2ND DIMENSION, PHOTO IS GENERIC AND MAY NOT REPRESENT THE PART BEING ORDERED 20X8 ND HD HAND DAMPER The ND HD Series of rectangular Hand Dampers are designed for field adjustment of Differential Pressure and Volume Control on Rectangular or Square Bypass Air Duct Runs. Pursuant to ACCA Manual Zr, A balancing hand damper should be installed in the bypass duct for setting adequate resistance to bypass flow. The ND HD