vhbw 30 x cone filters for ventilation systems, e.g. compatible with Helios, Maico, Pluggit, Zehnder - exhaust air filter G4, DN 100 white : Amazon.de: DIY & Tools
Maico geniovent.x 500 S, Ersatzfilter F7, 42,48 €
vhbw 10x Conical Filter for Ventilation System e.g. compatible with Helios, Maico, Pluggit, Zehnder - Exhaust Air Filter G4, DN 125, White : Amazon.co.uk: Home & Kitchen
Zehnder ComfoAir Q 350/450/600 | G4+F7 | Original | Discount up to 20% - KWL-FilterOnline