Comfobox Series 5

Buy cheap air filters for the KWL ComfoBox Seire 5 from Zehnder.
Choose between the inexpensive replacement filter or the original filter set from Zehnder. Both G4/F7 filters comply with the EN 779 standard and do not restrict operation. Also, the life of the filters is the same. Order the filter sets for your Zehnder home comfortably, your ventilation system will be happy and the air quality will improve.
The frames of the filters for Zehnder's ComfoBox 5 ventilation systems are made of plasticized cardboard or plastic. Thus the filters are protected against moisture. (Also compatible with Zehnder ComfoAir 350 Luxe and ComfoAir 550 Luxe)