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The Zehnder ComfoFond-L Eco sub-soil heat exchangers are developed to complement our heat recovery units. When joined to a Zehnder ComfoAir 350 Luxe or 550 Luxe system, it augments the optimum comfort of the supply air to the dwelling throughout the year – even when the temperature falls under zero.
For more information on Sub-soil Heat Exchangers talk to Zehnder
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