If you have a boiler with a water tank, it will be difficult to run it at the efficiency potential of a combi boiler. Don't adjust the flow temperature beneath 60°C without consulting an engineer ...

Money Saving Expert Martin Lewis has shared handy ways to make sure your boiler is running at the most efficient and cost-effective mode - and issued a warning for those who might be losing money ...

Cut your energy bills by learning more about boilers and how boiler efficiency ratings are calculated. Our analysis reveals if a new boiler will save you money.