Top 5 causes of a leaking combi boiler (and how to fix ...Explore further
2021-8-9 · Top 5 causes of a leaking combi boiler. #1 Water leaking from underneath? Poorly installed or corroded pipework. The pipes immediately underneath your boiler are going to be your number one culprit for the leaking boiler. The most common cause of this pipework causing a boiler leak …
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