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    How do I detect leak in heating pipes under a concrete floor

    Sorry....but this is yet another question about loss of pressure in system. I had my central heating boiler replaced in May with a worcester bosch boiler and currently having to top up the pressure twice per day. I top up to 2 bar and within about 8 hours it is back to 0. This drop from...
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    Tiling on a sandy wall

    Hi, my wall tiles in the kitchen were starting to come off and large chunks of them sounded hollow. We decided to retile the kitchen and they just fell off the wall with the plaster attached. The cement on the walls was so sandy that the plaster was not sticking to it. All tiles have now...
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