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domestic

Welcome to the forum. Although you can post in any forum, the USA forum is here in case of local regs or laws

  1. S

    What pump between boiler and heat exchanger?

    I am moving my 30kw domestic boiler to an outbuilding where there is a new biomass boiler. I plan to run two independent systems via two separate heat exchangers placed where the boiler was. They are unlikely to be run at the same time. The original mostly 28 and 22mm copper internal central...

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