ORIGINAL | Zehnder ComfoAir Q | Filter set G4/F7 | 400502013
Changing the Filter in Zehnder's ComfoAir 350 Ventilation Unit - YouTube
ZEHNDER ComfoAir Q350/450/600 G4+G4 ORIGINAL Filterset - 41.50€ - Order high quality filter set online from reliable “AAA“ Credit rating filter company!