We're here to help!
Our UK based customer service team is here to help you get the best from your Viessmann product throughout its lifetime. Whatever your enquiry, simply call one of our specialist advisors, email us, or book a visit from a Viessmann Service Engineer if you'd like someone to come to you.
Troubleshooting
Our customer services and technical teams are happy to talk you through any questions you may have relating to your Viessmann product. These include our gas condensing boilers, heat pumps, fuel cell and solar thermal. To receive the support you require, please see the telephone numbers and email below, and contact the one that is most relevant to your enquiry.
You may also wish to use our online Fault Code Identifier.
Customer Services
Our customer services number is the best number to call should you want to book a service engineer visit, or should you have any non-technical questions relating to our products or services.
- Customer Services (inc. call-outs): 01952 675000
- For email enquiries please use this form
Opening Times
Monday to Friday from 8:30 am to 5.00 pm*
Saturday from 8:00 am to 1:00 pm
Customer Complaints
In the unlikely event of a complaint about one of our products of services, please email or write to our Head Office.
Please address your email or letter to:
Post: Customer Complaints Department,
Viessmann Limited,
Hortonwood 30,
Telford, Shropshire,
TF1 7YP
Contact Viessmann
Pleasse complete the form below to contact Viessmann UK. To ensure your inquiry is dealt with as quickly as possible choose the right deptament.
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Installers & Professionals
With our comprehensive after sales support, we are here to help. Should you require support with your Viessmann heating system, we are able to provide it.
At Viessmann, we are constantly striving to offer a world class service in every area and draw on our experience gained over 100 years to do this. We work tirelessly to support our heating installations across all fuel types and applications, responding to the needs of our customers nationwide. However, should a problem develop with a Viessmann product, then the re-assurance you have is that we are here to help.
To assist you in installing, servicing and maintaining our products, technical guides, installation instructions and operating instructions are available to download in PDF format from our online database.