Thank you for your feedback. I am glad to hear you are happy with our engineers works.
A contact number would of been left on your boiler. This number is 0800 783 7946 if you were to have any problems and is 24 hours a day, 7 days a week. All guarantees will follow in the post within 4 weeks from installation so according to our records you should receive this by 21/04/2017.