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  1. S

    Leak coming from top of Vaillant boiler

    Ok fair enough. Is this likely to be an expensive job? I only just got the expansion vessel and pressure relief valve replaced in the summer and could do without another big bill.
  2. S

    Leak coming from top of Vaillant boiler

    I noticed a drip coming from the bottom of my boiler and when I took the cover off I realised it was actually coming from the top of my boiler. It seems to be the plastic condensation pipe (flue?) is leaking water back inside the boiler. Here's a photo showing a drip of water where it's...
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    Untitled

  4. boiler

    boiler

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