Filter quality G4. Function: Suitable for ventilation valves Zehnder, Helios, Maico, Pluggit - suitable for exhaust air valves/throttle valves, conical filters for bathroom or guest toilet ventilation systems.
G4 Class Cone Filter Exhaust Air Filters for DN125 Round Exhaust Valves 20 Pack
20pcs Conical Filters G4 DN 125 Filter for Fan Cone Filter Ventilation System
20 Cone Filter G4 DN 125 Zehnder Disc Valves Exhaust Air Valve Grid 180mm Long
G4 DN125 Filters 180mm Long Cone Filter Set For Round Exhaust Air Valves
G4 DN125 Filters White 20pc Cone Filter Set Progressive Depth Structure
