Also, there's another reason question it. If 80% of boilers sold now are combis, That doesn't mean 80% of the boilers out there will be combi's, when there are still a lot of ancient heat only models still out there that were installed before combi's became popular.
If you need to find a tradesperson to get your job done, please try our local search below,
or if you are doing it yourself you can find suppliers local to you.
Select the supplier or trade you require, enter your location to begin your search.
Please select a service and enter a location to continue...
Are you a trade or supplier? You can create your listing free at DIYnot Local