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Intelligent Summer Bypass & humidity controls - hot air bypasses the heat exchanger during high external temperatures so as heat not introduced back into the property
Airflow DV250 filter 2 x G4 material 90000410
smooth bore pipe
Tech and Carbon
Zehnder ComfoWell Filter Housing CW-F 320 bathroom-fans-silent-view-all Intelligent Summer Bypass & humidityZehnder ComfoWell filter housing CW F 220. Rectangular compact design for use with a fine pollen filter graded ISO ePM1 >80% (F7), a fine dust filter graded ISO ePM1 >90% (F9) or an active carbon filter to neutralise odours in the supply air duct run. The filter elements are not included with the filter housing and need to be purchased separately. The filter housing can be used individually or in combination with all ComfoWell components. The airtight
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