All Viessmann Boilers Installed by Shelford Heating from 1st May 2018 will benefit from Viessmann 10 Year Parts and Labour Warranty, The Certification will be supplied on Final Completion, and will be subject at at all times to the terms and conditions as set by Viessmann UK.

This offer is only Valid in conjunction with Viessmann and Shelford Heating.

https://www.viessmann.co.uk/en/Services/boiler-warranty-registration.html