Dynair REC 280-320 Centralized HRU vertical installation

The Dynair REC 280-320 centralized heat recovery units provide a thermal efficiency of up to 93%. Ideal for installation in houses with up to 10 rooms. Featuring 5 extraction and 5 induction points, these devices can be installed vertically, and are compatible with 125 mm diameter ducts. Every unit features an integrated “by-pass” function.

This product complies with the European Union’s ecodesign directive.



  • Casing made from galvanized steel sheet, with an epoxy coating.
  • PPE inner panels, for outstanding heat- and sound insulation.
  • G4 class integrated filtering system.


  • RLS 3V – remote for turning the device on/off and selecting ventilation level (available for the REC 280)
  • Remote Touch Panel –  remote with a color screen, available as an optional extra for the REC 320 (included as standard with the REC 320 TC)

Available models:

  • REC 280
    • Equipped with an external rotor motor with 2 operating speeds and a backward curved blade impeller, this device can operate continuously at idle speed, with the maximal fan speed being activated via the remote.
    • AC motor
    • Airflow: up to 280 m3/ h
  • REC 320
    • Brushless motor, for low noise operation and high efficiency.
    • Class “A” energy efficiency.
    • Ventilation level can be adjusted via the RLS 1WR remote (included with the device as standard).
  • REC 320 TC
    • Comes with a “Touch Panel” remote, with a color screen.
    • The panel allows manual or automatic management of the following settings during weekly programming:
      • Ventilation level.
      • Ventilation mode (“by-pass”, “free-cooling” ventilation without heat recovery, extraction only, or induction only)
      • Adjustable moisture level, at which the fan speed increases.
      • Post-ventilation settings, where a timer between 0 and 30 minutes is adjustable, to delay the switch to idle speed.
      • Sleep mode, which allows the device to run with extra low noise during nighttime.

For further details, feel free to contact KOMPEL Kft.