How to check and change the F7 and G4 filters on a Zehnder Q350, Q450 and Q600 MVHR - YouTube
Originalfilter-Set G4 für Zehnder ComfoAir Q350/450/600, E350, 34,43 €
ComfoAir 160 G4 Filter
Zehnder Filter Set G4 (in) and F7 (Out) for Zehnder Comfoair Q 350/450/600 : Amazon.co.uk: DIY & Tools
Zehnder Air Filter for Zehnder ComfoAir Q 350/450/600 | 1 Filter Set | Filter Set G4 | ISO Coarse | Original | 2x Panel Filters Z/Line Box 160 x 500 x 25 mm G4 | 400502012 : Amazon.de: DIY & Tools
Zehnder-Filterset G4 (Aufnahme) und F7 (Förderstrom) für die Zehnder Lüftungsgeräte Comfoair Q 350/450/600 : Amazon.de: Baumarkt
KWL Air Filter for Zehnder ComfoAir Q 350/450/600 | 1 Filter Set | Filter Set G4 | 2 x Panel Filters Z/Line Box 160 x 500 x 23 mm G4 | 400502012 : Amazon.de: DIY & Tools