Recent content by AlyBu

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    What is a cavity tray?

    Is one needed on a new conservatory?
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    Central Heating bypassing timer programmer

    Got Heating Engineer coming in the New Year. Thinks it could be a problem with the frost stat kicking in and then sticking.
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    Central Heating bypassing timer programmer

    Is a heating engineer different to a plumber?
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    Central Heating bypassing timer programmer

    It's got orange rctangular lights but it is a siemans.
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    Central Heating bypassing timer programmer

    My central heating boiler appears to be working from the room thermostat only - switching itself and the radiators on and off at all hours and totally overriding the electrical programmer. When the programmer lights are out the boiler still works! I have to switch it on and off manually at the...
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