Boiler showing a fault code? Head over to our fault code page for more information.
Need a copy of your user manual? Head over to our literature search.
It's time for an update
You've been using your good friend IE for quite some time now. It has been a reliable companion for probably the last 20 years.
Unfortunately, due to technology constantly evolving, we would like to kindly ask you to update your browser to one of your liking from the ones listed below. This will ensure that you're going to have good time on our site. Actually, any site really.
Farewell, Internet Explorer.
Technical help
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If you would like some urgent technical advice from a Vaillant expert, please contact us: 0300 100 3481 or message us on WhatsApp here.
If your enquiry is less urgent, please fill out the form and explain what you would like assistance with. Once you have submitted your query, a member of our team will be in touch.