Blog – HO3 Filter

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Contact us

You can reach us through several channels, and we'll respond within a few minutes. Outside of our business hours, we generally respond within a few hours.

WhatsApp
Contact us via WhatsApp. Click on the WhatsApp icon below.

Live Chat
Use the live chat directly here on the website.

Email
Send us an email at info@ho3filter.de

Business Hours
Monday to Friday, 09:30 to 21:30
Saturday and Sunday, 11:00 to 21:30

Help and FAQ
Click on the icon on the right side of the screen to go to the FAQ section. Or click here.

Revoke my order
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Press mentions reference

Welt.de: https://www.welt.de/vergleich/osmoseanlage/

Handwerker.de: https://www.heimwerker.de/osmoseanlage-test/

Wasser-Wissen-Gesundheit: https://wasser-wissen-gesundheit.de/

The TÜV test mark refers to the qualification of our founder Finn Styrnal. He was examined by TÜV Rheinland and obtained the qualification named "Ecommerce Manager with TÜV Rheinland certified qualification".

The powerful drinking water filter for your home, with continuous flow water heater and no installation required.