Viessmann Limited

If you have any questions, feedback or would just like to get in touch with our friendly staff, contact details and opening times can be found below. Alternatively, leave us a message using the contact form.

In line with the latest situational updates on Covid-19 we are moving more staff to work from home. We therefore recommend customers to use our contact email options and not to default to telephone. This will help ensure we continue to deliver a first class service.

Please note that we will not be open on Saturdays until further notice.


Hortonwood 30,

Phone: 01952 675000

Standard Opening times 

Sales office:          

Monday to Friday 8:30 am to 5.00 pm

Technical advice:  

Monday to Friday 8:30 am to 5.00 pm

Please use the email option in the first instance.


Tel: 01952 675070
Fax: 01952 678670

After sales:*         

Monday to Friday 8:30 am to 5.00 pm 

Customer Services (inc. call-outs): 01952 675060

* Outside office hours, After sales calls are routed to a call handling service. We will reply to these on the next working day.  

Send us a message

At Viessmann, we don’t just pride ourselves in manufacturing cutting edge boilers and heating systems; we also enjoy a reputation for world class customer service. If you have any questions or feedback about your existing viessmann technology or would like to learn more about how your home could benefit from one or more of our solutions, our Telford based team would love to hear from you. We’ll always endeavour to respond to you as quickly and appropriately as possible.

If you are an existing customer and wish to request operating instructions for your Viessmann appliance, you may find it quicker to go directly to our online document database, where you can find and download the documentation you need free of charge.