Heat Recovery Ventilation
F7, G4 and activated-carbon filters for Zehnder ComfoAir Q350 / Q450 / Q600 and Aeris Next units. Pollen, PM2.5 and odour control.
Tested on real devices • Available on Amazon
Breathe clean.
Breathe clean.
Live zen.
Premium replacement filters for your home ventilation and air purification systems. Every model is trialled on the actual device it's built for — so you can buy with confidence.
Compatible with systems from
Zehnder
Aeris
Samsung
Sharp
Philips
Xiaomi
Panasonic
Product lineup
Fits the systems you trust.
Three filter families. Every model is installed and trialled on the device it's made for, so what you unbox is what we've already tested.
Air Purifier Replacements
HEPA-grade replacements for Samsung CFX-C100 / CFX-D100, Sharp KC-series, Philips, Xiaomi and Panasonic purifiers.
Commercial & Custom
Bulk volumes, B2B pricing and custom sizing for offices, clinics and installation partners across the EU.
Why Filterzen
Quiet confidence in every filter.
We don't chase trends. We perfect one thing: clean, dependable, responsibly-made replacement filters.
01
Tested on real devices
Every filter model is fitted and trialled on the actual appliance it replaces — the only way to be sure it truly fits, seals and breathes.
02
Meets OEM specs
Each production run is checked against the original manufacturer's airflow and filtration standard before it ships to you.
03
Prime-ready logistics
Stocked across Amazon marketplaces — fast, trackable delivery wherever you live.
04
Sustainable by design
Recyclable packaging, reduced plastic, and filter media selected for a smaller lifecycle footprint.
How it works
Three breaths to cleaner air.
1
Find your filter
Search by appliance brand or model on our Amazon storefront. Clear compatibility at a glance.
2
Order on Amazon
Prime delivery in your country, with the buyer protection and returns policy you already trust.
3
Swap & breathe easier
Tool-free replacement in under five minutes. Your home feels lighter — instantly.
Ready to breathe easier?
Find your Filterzen replacement filter on Amazon — in stock across Germany, France, Italy, Spain, Poland and the UK.
Shop Filterzen on Amazon →