ZEHNDER COMFOAIR LUXE 550 MVHR UNIT - Green Building Store Green Building Store


Zehnder ComfoAir 550

Passivhaus-certified Zehnder MVHR unit designed specifically for large residential dwellings up to 210m2 .

For advice on which MVHR unit is best for your project, please contact our MVHR Design service

  • Designed specifically for large residential dwellings up to 210m2 (2010 Building Regulations)
  • Low energy consumption thanks to EC motors
  • Automatic 100% filtered bypass
  • High specification PCB featuring
  • 4 x 10v inputs for greater control
  • Input available for the connection of a post-heater which can be controlled without the need for a separate thermostat
  • Can be mounted either on the wall or free-standing on the optional assembly base
  • Suitable for use with the optional ComfoFond-L Eco sub-soil heat exchanger or ComfoCool custom designed cooling unit
  • Air flow rates of 71 – 293m3/h
  • Heat recovery efficiency of 84%
  • Electric power consumption at 100Pa of 0.29 Wh/m3
  • Maximum power consumption with pre-heater of 1051W
  • Airtightness and insulation
    • Internal leakage at 1.5%
    • External leakage at 1.9%

Acoustic data

The following sound power levels were determined at an air flow rate of 290 m3/h

dB(A) at unit dB(A) at intake dB(A) at supply dB(A) at extract dB(A) at exhaust
54.1 50.1 63.8 50.2 61.4
Title Type
Green Building Store MVHR heat recovery ventilation brochure Brochure Download
Passivhaus certificate Zehnder ComfoAir-550 Certification Download
Zehnder-ComfoAir-550-datasheet Datasheets Download
ComfoAir 550 LUXE - Manual Care & maintenance Download
ComfoAir 550 LUXE - Installer Manual Care & maintenance Download



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