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Discuss Adding underfloor heating to a s-plan system in the Central Heating Systems area at ElectriciansForums.net
I was thinking the same, but whats the point of pump overun if the valves are closed?
What do you think the bypass is in the pipework for?
Reply to Adding underfloor heating to a s-plan system in the Central Heating Systems area at ElectriciansForums.net