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Hi Chris thanks, I should have mentioned its going to be open therm can I still use the boiler to supply this. I was originally going to use an ideal halo but I neeed the smart interface kit due to when the boiler was built to get I to work 🤦♀️You can piggyback the wiring from the boiler
Reply to the thread, titled "EPH COMBI PACK 4 to ida" which is posted in Central Heating Forum on Plumbers Forums.
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