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Comfortable Indoor Ventilation

Ventilation Units

Zehnder provides a range of ventilation units tailored to diverse environments and needs, whether for homes, offices, or larger commercial spaces. Explore our offerings to discover the perfect system for maintaining fresh, clean, and comfortable air in your space.

Ventilation Systems with Heat Recovery

Our ventilation systems with heat recovery, such as the Zehnder ComfoAir Q range, significantly improve indoor air quality and energy efficiency across a variety of property sizes, helping maintain a healthy indoor climate year-round.
 

Cut-Out Zehnder ComfoAir Q350 TR Comfortable indoor ventilation Front view

Cooling & Heating Units

Zehnder's Cooling & Heating units are designed to connect seamlessly with our range of ventilation units to enhance temperature regulation across all types of spaces. Our devices, including the Zehnder ComfoClime and ComfoFond-L, provide energy-efficient air temperation throughout the year.

Rendering ComfoClime Comfortable indoor ventilation Front view

Commercial Air Handling Units

Our Commercial Air Handling Units, including units manufactured under the Caladair brand, are centralised and decentralised systems ideal for ensuring optimal air quality and energy conservation in a wide range of residential and light commercial applications.
 

Zehnder Comfo Air Q

Optimum home comfort

The Zehnder ComfoAir Q, with state of the art design and intelligent technology, regardless of whether you are working on a new build or an old building, with Zehnder comfortable ventilation you have an innovative, tried and tested complete system. It contains features such as its automatic modulating true summer by-pass, world class heat recovery efficiency and integrated humidity sensor to provide a comfortable, healthy and energy-efficient indoor climate.

  • World class 96% efficiency.

  • 100% full and filtered modulating summer bypass.

  • First unit to be recognised by the PHI for its "cold recovery" efficiency

  • Left or right hand configuration through software alone, no mechanical alteration required.

  • 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.

  • Tool free filter access.

Cut-Out Zehnder ComfoAir Q350 TR Comfortable indoor ventilation Angled view
Reference Zehnder ComfoAir Q350 TR Comfortable indoor ventilation Front view
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Rendering Zehnder Option Box V2 / V2 Lite Comfortable indoor ventilation Front view
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Zehnder Comfo Air Flex

Multiple installation options

Zehnder ComfoAir Flex is a ventilation unit that has been specially developed for apartments and smaller homes, where living space is a valuable resource and needs to be wisely planned. The compact design fits seamlessly in suspended ceilings without sacrificing outstanding performance. Zehnder ComfoAir Flex is equipped with the quietest fan technology on the market and reduces noise levels to a minimum even during full operation. A custom-made heat exchanger and scroll housing ensure a high level of heat recovery while keeping energy consumption low and efficient.

  • 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.

  • 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.

Cut-Out Zehnder ComfoAir Flex 250 Comfortable indoor ventilation Angled view
Stock Content Zehnder ComfoAir Flex 250 Comfortable indoor ventilation Angled view
Stock Content Zehnder ComfoAir Flex 250 Comfortable indoor ventilation Angled view
Zehnder EVO

Optimum home comfort

Experience excellent indoor air quality and optimum comfort with the ultra-flat Zehnder EVO, a highly efficient heat recovery ventilation unit designed for flexible, space-saving installation in residential buildings.

  • Ultra-compact dimensions (W 1160 mm x D 600 mm x H 269 mm)
  • Completely horizontal installation, no tilt required for condensate drainage
  • Quiet operation: Silentblock hooks and silent fans ensure acoustic comfort
  • Time savings thanks to simplified and intuitive installation
  • Various control options via remote control, smart home automation (KNX; MODBUS) or app
Cut-Out Zehnder EVO 4 Comfortable indoor ventilation Angled view
Stock Content Zehnder EVO 4 Comfortable indoor ventilation Angled view
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