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How does this “heat exchanger” work? It is connected to a hydronic loop off a steam boiler
I’m trying to understand my heating system and all of the components in an effort to improve efficiency and thus save on my fuel bill so many thanks and any advice is well appreciated.
I have posted a pic of the “heat exchanger” and have tried to research its function and I’m hoping someone can please help me understand how this work? Again many thanks.