A annual boiler service is a check and test carried out by a Gas Safe registered engineer. When you book an annual service through Vaillant, our installers will carry out a rigorous 12-point check to ensure your boiler is working efficiently.
It's time for an update
You've been using your good friend IE for quite some time now. It has been a reliable companion for probably the last 20 years.
Unfortunately, due to technology constantly evolving, we would like to kindly ask you to update your browser to one of your liking from the ones listed below. This will ensure that you're going to have good time on our site. Actually, any site really.
Farewell, Internet Explorer.