Zehnder Filter set for ComfoAir 350/550, F7/G4 (1 of each)

• The filter set for ComfoAir 350/550 contains one filter insert of type G4 and one of the type F7 for the Zehnder ventilation units ComfoAir 350 and ComfoAir 550.
• With this filter set, you can upgrade the ventilation devices to the pollen filter class (F7) without the installation of an external pollen filter housing.
• Replacements can be made by the user without tools by simply inserting the filters into the appropriate slot compartment
• The direction of air flow is marked on each filter element
• The filters should be replaced regularly, depending on the load of the air

Zehnder Filter Set for ComfoAir Q. The filter set for ComfoAir 350/550 contains one filter insert of type G4 and one of the type F7 for the Zehnder ventilation units ComfoAir 350 and ComfoAir 550. With this filter set, it is possible to upgrade the ventilation devices to the pollen filter class (F7) without the installation of an external pollen filter housing. Replacements can be made by the user without tools by simply inserting the filters into the appropriate slot compartment. The direction of air flow is marked on each filter element. The filters should be replaced regularly, depending on the load of the air. Box contents: 1 x G4 filter. 1 x F7 filter.