Do you still have the system heating your hot water? if so there could be leakage into the radiators due to a faulty changeover valve.
Heating System
Jun 04, 2013
2 Replies
My central heating is off but the downstairs radiators are on, why
Do you still have the system heating your hot water? if so there could be leakage into the radiators due to a faulty changeover valve.
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