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- 10 Nov 2023
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hi,
when we try to use our underfloor heating the combi boiler system drops in pressure, when we turn it off the boiler pressure goes back up, it goes so low the boiler shuts down on low pressure, any pointers please to rectify.
when we try to use our underfloor heating the combi boiler system drops in pressure, when we turn it off the boiler pressure goes back up, it goes so low the boiler shuts down on low pressure, any pointers please to rectify.