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  1. W

    cylinder tank thermostat replacement help

    hi, i have a faulty honeywell thermostat on my tank. its a L641A 1005 But i cant seem to source one with the same number would a L641A 1039 work ok...
  2. W

    gravity feed central heating nightmare... help needed pls

    i have a gravity feed system with the boiler downstairs, pump, 3-way value and hot water tank upstairs and overflow tank in the loft. the system has not been very well, i have swapped out the pump and the 3 way value in the last 6 months. but then it died again, the pump seems to be pumping...
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