Centrifugal Air-Heaters WFH-C

Air heating supply unit with integrated motor centrifugal fan, water heating coil and panel type air filter on intake.

Air-flow : 1200m3/h – 4500m3/h

Ductwork connectable.

Operation in recirculation, fresh air preheating, or combined function via mixing box – damper.


Download technical documentation (PDF)



  • Fresh air preheating in bars, restaurants, kitchens, public spaces
  • Industries & Workshops
  • Greenhouses
  • Sports Centers


  • Frame and insulated galvanized casing panels, optional powder coated RAL color.
  • Heat exchanger with 2 or 3 row Cu-Al coil, for water or steam.
  • Centrifugal direct driven 3-speed fan, with double inlet, forward curved blades and quiet operation.
  • G2-G4 category synthetic filter, zigzag type, easily replaceable.


  • Mixing box with motorized multi-blade damper.
  • Electrical switching device for protection and control via room thermostat connection.
  • Stainless steel ducted resistors, with electrical control device.
  • Duct sound attenuators.

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Nominal Conditions: Tin,air: 0oC – Twater: 80oC / 60oC