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What is the optimal combi boiler water temperature for heating and hot water? Experts reveal how you should set both

A combi boiler controls the water temperature for your heating system and hot water. It is the central hub that determines how hot the water being pumped to your radiators and taps is. So it makes ...
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What should your boiler flow temperature be set at and can tinkering with it really save big money on energy bills?

Adjusting your boiler flow temperature can save up to £57 a year on your gas bills - but turning it down too low can be dangerous. If you aren't sure what your boiler flow temperature setting is, you ...