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Zehnder ComfoAir 70 Heat Recovery Unit with Plastic External Wall Panel and Humidity and CO2 Sensor 400 100 097 Tube stays cool throughout use Tube stays cool throughout use Refill PackPart no The Zehnder ComfoAir 70 is a decentralised MVHR unit with outstanding performance thanks to its unique enthalpy heat exchanger 90% heat recovery and 84% humidity recovery The unit can also be integrated with adjoining rooms making it suitable for larger apartments
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