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    Central heating doesn't appear to be a closed system

    That's really helpful thanks all!
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    Central heating doesn't appear to be a closed system

  3. A

    Central heating doesn't appear to be a closed system

    I mean this is probably a daft question but are the HW and central heating not separate and separate pumps? I don't understand if it's a closed system why running the HW would pump HW into this system? Where would the shut off valves be to the radiators, as I couldn't locate them
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    Central heating doesn't appear to be a closed system

    Hi there, I have a query that has confused my limited knowledge of plumbing. I have moved into a new house where the radiators connected using copper microbore pipping. Each radiator has been connected separately to the main pipes running from the combi boiler in the loft. I needed to remove a...
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