Category Archives: Questions

Cold water tank overflowing – why?

Cold water tank overflowing? If there’s water dripping – or pouring from a pipe which points out of the house at loft level or from the eaves of the roof, then one of your cold water tanks is overflowing. This … Continue reading

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Why is there hot water coming from the cold taps?

Hot water coming from the cold taps – it may seem bizarre, but it can and does happen. On some occasions it is due to a hopeless plumber – this author once encountered a toilet which had been plumbed into … Continue reading

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Part 1 and Part 2 ball valves: what’s the difference?

What is the difference between a Part 1 and a Part 2 ball valve? These brass fittings are some of the most common types of ball valves found in British homes. They are typically found in loft cisterns, such as the cold water storage … Continue reading

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Hot water in the cold water tank – why?

While the cold water cistern is designed to accommodate modest levels of hot water entering via the expansion pipe, things can go wrong, and in some cases, there may be hot water in the cold water tank. In such circumstances, the … Continue reading

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