We are here to help.
Should you require support with your Viessmann heating system, we are able to provide it. Follow the quick links below to find relevant topic.
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 your Viessmann product, then the re-assurance you have is that we are here to help.
We have a dedicated team of engineers operating across the UK, all of which are Gas Safe registered and all work exclusively on Viessmann products. Each of our installers carries an extensive stock of spares to ensure that they can carry out most repairs on the first visit.
Opening times:
Monday to Friday - 8:30am to 5pm
Saturday - 9am to 1pm
Sunday - Closed
If you need to contact the team out of hours please complete the a call out request here.
Smell gas?
If you suspect a gas leak call the National Gas Emergency Service on 0800 111 999
It’s important that you:
- Don't smoke or strike matches
- Don't turn electrical switches on or off
- Extinguish naked flames
- Open your doors and windows
- Keep people away from the affected area and go outside for the purpose of safety
- Turn off the control valve at the meter, if possible
Viessmann Customer Care Team
Our Customer Care team is here to help you get the best from your Viessmann product throughout its lifetime. Whatever your enquiry, simply call one of our advisors on 01952 675000 or book a visit from a Viessmann Engineer.
Online support
Our Customer Care and Technical teams are happy to talk you through any questions you may have relating to your Viessmann product. We have a range of resources, tools online to assist you. Please visit the webpage of the heating device you purchased to find product manuals.
Troubleshooting
Our customer services and technical teams are happy to talk you through any questions you may have relating to your Viessmann product.
Alternatively you can contact the installer of your product, or search for a Viessmann Trained Installer in your area.
If you would prefer to use our website, then our list of frequently asked questions (FAQs) relating to common heating and hot water issues may help.
Register a guarantee
Recently purchased product? Remember to register your guarantee to take full advantage of our support services.
Do you need an Engineers visit?
As well as supporting your product warranty Viessmann offers annual servicing, including our Vito Service offer where we fix your annual service price for 3 years.
We also offer Fixed Price Repairs on our domestic gas boiler range, along with commissioning, repair and callouts for our complete commercial range.
To book a warranty visit or make an inquiry here. Alternatively, you can call one of our Customer Care Team on 01952 675000. See above for opening hours.
Technical help
Should you have any technical questions relating to Viessmann boilers, solar water heating systems, cylinders, heat pumps, controls or thermostats, our award winning technical support team will be happy to answer them.
Book a call back from the technical support team here
Customer Feedback Process
We're committed to providing products and services of a high quality.
We realise that sometimes things can go wrong, and there may be occasions where problems arise which result in our product or service falling short of your expectations. We have a dedicated contact centre based in Telford where you may be able to find a resolution to any issue you have.
If you would like to make a complaint about our products or services, please email or write to our Head Office.
Please address your letter to the address below or complete the customer contact form below.
Customer Complaints Department
Viessmann Limited
Hortonwood 30
Telford
Shropshire
TF1 7YP
Contact Viessmann
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