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    chimney damp problem

    As a result of having an extension built, the lead tray in the chimney is now below the roof level and is channelling damp into the internal wall and plasterwork. This has been managed by treating the entire chimney with silicone damp-proofer but this only lasts about 5 years and is not 100%...
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    Prolonged buzzing noise in rising main when tank nearly full

    When the ball valve on the main water tank is close to shutting off there is a not very load but very annoying buzzing noise in the rising main pipework. This is not the usual water hammer, ripple effect or noisy flow of water in the pipework. It sounds more like a vibration emanating in the...
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