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
Maico WRG 400 EC - Filter set G4 + F7
Maico WR 600 - G4 + F7 replacement filter set
Zehnder ComfoAir Q 350/450/600 | G4+F7 | Original | Discount up to 20% - KWL-FilterOnline
ECR | MAICO
Maico Replacement air filter for WR 300 and WR 400 centralised ventilation units, 2 items, filter class G4 and 1 item filter class F7 WSF 300-400 0093.0898
Maico WRG 300/400 EC | G4+F7 | With a discount up to 20%! - KWL-FilterOnline
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