G4 Filter for ComfoAir 350/550 & Later ComfoFond Series
![](http://smallplanetsupply.us/cdn/shop/products/Small-Planet-Supply-Zehnder-ComfoAir-350-550-And-ComfoFond-G4-Filter.jpg?v=1655142343)
Zehnder G4 Filter for ComfoAir 350/550 Zehnder G4 Standard Particle filter, equivalent to MERV 7/8 filter. Zehnder Part # 9240 Need help to change your Zehnder HRV or ERV filter? Watch this Small Planet Supply informational video on changing your HRV or ERV filter. You can also learn about how to perform routine main
Zehnder G4 Filter for ComfoAir 350/550
Zehnder G4 Standard Particle filter, equivalent to MERV 7/8 filter.
Zehnder Part # 9240
Need help to change your Zehnder HRV or ERV filter?
Watch this Small Planet Supply informational video on changing your HRV or ERV filter. You can also learn about how to perform routine maintenance (including how to change your HRV or ERV filter with Small Planet Supply's Small Planet University Zehnder Routine Maintenance Course.
![](https://www.ersatzfilter-shop.ch/temp/compressed_Zehnder-Comfoair-SL-220-330-Ersatzfilter-Set-BioHoku-41.jpg)
Zehnder ComfoAir SL 330 - G4 + F7 replacement filter set BioHoku
![](https://cdn.webshopapp.com/shops/257759/files/397301912/890x820x2/zehnder-filtershop-zehnder-comfofond-l-350-550-g4.jpg)
Buy Zehnder ComfoFond L-350 / 550 filters - hrv-filtershop.co.uk
![](https://cdn.idealo.com/folder/Product/6405/9/6405909/s1_produktbild_mittelgross/zehnder-g4-filterset-fuer-comfoair-350-550.jpg)
Zehnder G4 Filterset für ComfoAir 350/550 ab 44,00 € (Februar 2024
![](https://rekuperator.shop/29207-home_default/cone-filter-for-diffusers-g4-eu4-iso-coarse-70-dn-o-100-mm-set-of-5-pieces.jpg)
Cone filter for Zehnder diffusers Ø 100 mm set of air filters complete
![](https://cdn.shopify.com/s/files/1/0261/1131/1958/products/ComfoAir_Q_Unit.jpg?v=1569055171&width=533)
Zehnder ComfoAir 350/550 - G4 Filter set – hrvfilters
![](https://cleanfilter.eu/wp-content/uploads/2021/03/Zehnder-comfoD-1.jpg)
Zehnder ComfoD 350/500/550 filter set
Zehnder ComfoAir 350. Zehnder ComfoAir 550. 10x Kegelfilter DN 100 in Erstausrüsterqualität (keine Zehnder Originalware). Zehnder Originalware (ArtNr.
![](https://i.ebayimg.com/images/g/FPsAAOSwBbVkHBV4/s-l1200.webp)
Original filter for Zehnder ComfoAir 350 550 | 2x G4 + 10x cone filter DN 100
![](https://www.ersatzfilter-shop.ch/resources/Zehnder-Comfoair-350-550-Originalfilter-Set-1.jpg)
Zehnder ComfoAir 350 / 550 - G4 + F7 original filter set
![](https://www.paulheatrecovery.co.uk/wp-content/uploads/2013/08/filter-iso160-300x300.jpg)
Buy PAUL Santos & Zehnder ComfoAir 350/ 550 2x G4 Filter Set