boiler repairs mitcham

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    Before you install a new boiler besides btus all
    Added: 2018-06-15 | Category: blocked drains | Comments: 0

    Before you install a new boiler, besides btus, all homeowners need minimal knowledge of boiler ratings more often than not, the annual fuel utilization efficiency (afue) rating is the key metric this rating measures the ratio of the boiler's annual heat output compared to the amount of fossil fuel energy it consumes annually for example, if a boiler has an afue of 90%, that means 90% of the fuel is used to heat the home while 10% escapes from.