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    Mid position valve problem

    Hi, can anyone help? I hve recently had to drain the system completely, twice, to have a radiator replaced, but I'm hoping this is incidental to the problem. Gledhill thermal store - but that's irrelevant really. Hot water is fine (valve in the non-actuated position.) Central heating only gives...
  2. S

    Grundfos pump advice

    Hello all, I hope you can help. I have a Gledhill Boilermate III thermal store (I know most of you hate them, but it is what it is.) This system is fitted with two pumps. Once circulates water from the store to boiler (via the rads if CH is on) and the other circulates hot store water into a...
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