Zehnder ComfoAir Q350/450/600 Modulating By-Pass Activator 400 100 083 An additional charcoal filter is
Baker’s notes & crumb story
Description
Zehnder ComfoAir Q350 450 600 Modulating By Pass Activator 400 100 083 An additional charcoal filter is An additional charcoal filter is required for a recirculating installation – you can choose either a standard model (CFC0140343) available here or the longer lasting Zehnder P N 990 323 605