Supply and return air safely in hand with only one controller.
With round flow rate controllers VRD, both constant and variable flow rate control are easy, including complete shut-off.
Can be used in contaminated / laden air depending on the design.
Control and regulation are achieved with external energy, either electric or pneumatic depending on the chosen design.
With two dampers for supply/return air control in parallel air ducts (e.g. hotel rooms).
With plug-in end pieces for a lip seal gasket to fit air ducts according to DIN EN 1506 or EN 13180.
- Cost-saving design and low wiring expenses thanks to one compact controller being used for both supply and return air
- Universally suitable for the attachment of various controller makes and combinations of controllers, sensors and actuators for specific applications too
- Possible combination with spring return or high-speed drives
- Available also as corrosion resistant Version.
- Available both for dynamic (VRD-s) and static (VRD) differential pressure measurement
