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    Banging or gurgling could be caused
    Banging or gurgling could be caused by air trapped in your heating system or pump failure a high pitched noise like a kettle boiling could be due to a build up of limescale or sludge in the system which restricts water flow in the heat exchanger causing it to overheat or boil. Galvanized iron is actually steel covered in a protective layer of zinc, but it was soon discovered that this zinc layer naturally corroded due.

    Added: 2018-06-29
    Category: boiler service
    Comments: 0