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    Giving you an added sense of convenience If you live in

    Giving you an added sense of convenience-. If you live in a house that’s 20 years or older, use the higher number if you live in a newer house, use the lower number the result tells you roughly what size boiler to get this is an imperfect way to calculate your afue, but it will keep you from buying a 125,000 btu boiler when all you need is a 75,000 btu one. Looking for cost efficient heating?.

    Added: 2020-05-07 | Category: one | Comments: 0