RDV – Round Damper for Ventilation


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Model: RDV

The RDV is a 24VAC normally closed, spring return damper that powers open on a call from the FAC and spring returns CLOSED when off.  The RDV is used only for ventilation purposes with lower air flow and pressure.

  • Single blade damper compete with a 24 Volt AC, spring return motor actuator
  • Can be installed in any position in any properly sized duct
  • Rated for duct systems less than 1.0” W.C.
  • Gasket seal that ensures a tight shut off when the damper is closed.

Dampers are available in 4” 5”, 6”, 7”, 8”, 9”, 10”, 12” diameters.

RDV Installation Page


Additional information

RDV Options

RDV04, RDV05, RDV06, RDV07, RDV08, RDV09, RDV10, RDV12