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Most boilers can last many years but in

Most boilers can last many years, but in that time frame, it’s almost guaranteed some sort of repairs will be needed. When the air temperature rises, the air is less dense and the oxygen content is lower the burner could actually soot due to the low oxygen content of the combustion air slight barometric changes can also affect the fuel to air ratio of burners if the barometric pressure changes from 29 to 28, the excess air will drop.

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