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ComfoAir Flex 250

ComfoAir Flex 250

Passivhaus Certified

Introducing the Versatile ComfoAir Flex 250, designed specifically for apartments and compact homes where maximizing living space is essential. Its compact design allows for seamless integration into suspended ceilings, without compromising on performance. Equipped with state-of-the-art fan technology, the Versatile ComfoAir Flex 250 ensures minimal noise levels, even during peak operation. Featuring a custom-made heat exchanger and scroll housing, it delivers exceptional heat recovery while maintaining energy efficiency.

  • Wi-Fi enabled as standard for use with the ComfoControl app for IOS or Android.
  • Left or right-hand configuration through software alone, no mechanical alteration required.
  • 100% full and filtered modulating summer bypass.
  • Rotatable spigots for flexibility on duct connections.
  • Commissioning wizard for a quick and simple set-up process.
  • Flow control to maintain commissioned flow rates.
  • Adaptive comfort technology.
  • Automatic passive temperature boost in summer.
  • Humidity boost continuously monitors the humidity level within the home and looks for a man-made spike before boosting the unit, irrespective of distance or dilution.
  • Double dry siphon included to enable an easier installation.
  • Internal pre-heater
  • Tool free filter access.
  • Volt free contact boost capability.
  • 0-10V BMS input.
  • Fire shut down contact.
  • Remote access.
  • Internal pre-heater option.
  • ISO Coarse (G4), ISO ePM10 (M5), and ISO ePM1 (F7) filter options.
  • Passive House certified

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  • Make the best of all seasons – Climate Switch technology prevents overheating in summer and leverages heat recovery in winter for the best automatically adjusted indoor climate all year round.
  • Every breath you take – Our enhanced filter concept prevents even smallest particles from entering your home. You will only breath in fresh pristine air.
  • Space Saving – ComfoAir Flex is specially designed to save precious living space. With 1068 x 868 x 327 mm (L x W x H) the compact unit is a perfect fit for any apartment.
  • Take control – The built-in WIFI connection enables you to control all functions of the unit via Zehnder ComfoControl app.
  • Quick and easy – Thanks to our commission wizard with step-by-step guidance commissioning has never been that easy.
  • Energy Efficient Powerhouse – Clever fan technology optimizes the air flow and lowers noise levels of Zehnder ComfoAir Flex drastically. Flow control technology balances the air streams for maximum energy efficiency.
  • Multiple installation options – Four turnable bends, adjustable mounting brackets and left and right orientation options make Zehnder ComfoAir Flex a versatile allrounder for flexible ceiling installation.
  • Performance – An impressive performance in a compact design with air volumes up to 250 m³/h at an external pressure of 200 Pa to guarantee a comfortable and healthy indoor climate.

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