How to diagnose a leaking boiler
2020-10-30 · Possible causes include failed seals or joints, or an element within the boiler that is responsible for carrying water may have cracked or split. High water pressure is also a common cause of boiler leaks. Here are a few things to look out for: Drips or damp patches below the boiler. Signs of surface corrosion on the boiler casing and pipework.
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