Why Your Boiler is Leaking Water and How to Fix It
2020-10-2 · Boilers should never leak gas or oil. For safety, modern boilers burn gas or oil in a sealed combustion chamber. They bring in the oxygen needed to make the fuel burn, and then release the exhaust fumes safely back outside. This sealed system keeps poisonous gases out of your home. But, very occasionally, things can go wrong.
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