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Recent content by Tristramd

  1. T

    Combo boiler heating when thermostat is off

    Combo boiler heating on when off issue I have an Oil Firebird 70 Combi boiler. When the thermostat is off, the rads warm up (upstairs mostly) whenever I turn on hot water tap or whenever the boiler comes on periodically to keep its internal water reservoir hot (for instant hot water). I’ve...
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