We all know how important our boilers are and how hard they work to keep us warm, but do you know how they work? Here’s a brief overview of how boilers work…How do they work? It doesn’t matter whether your boiler is powered by gas or oil, boilers used what are known as controlled combustions to heat water. There are 4 key components that make this possible. These are the ‘burner’, ‘combustion chamber’ ‘heat exchanger’ and ‘controls’. This is where the fuel is mixed with oxygen and when com...