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How To Calculate Afue Rating

How To Calculate Afue Rating. Afue stands for annual fuel utilization efficiency. Afue stands for annual fuel utilization efficiency, which is a percentage efficiency rating given to a furnace or boiler.

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Afue is the efficiency rating given to heating equipment, including furnaces and boilers. The afue rating can be found on the energy. Afue stands for annual fuel utilization efficiency.

A Furnace’s Afue Rating Shares The Percentage Of Heating Fuel That Is.


Furnaces with afue 95 function as condensing hvac products. Afue is an acronym for annual fuel utilization efficiency, a measure used to express the energy efficiency of a furnace that uses natural gas, propane, or heating oil. How is an afue rating calculated?

A Furnace With An Afue Rating Of 80% (The Minimum Rating For A New Furnace), Uses 80% Of The Fuel To Heat Your Home.


The heating systems of yesteryear had incredibly low afue ratings, Afue = (total annual heat output in btus / total annual energy input in btus) x. It stands for annual fuel utilization efficiency, and it can tell you how useful a furnace is at producing heat.

This Is A Ratio Of Heat Output To Total Fuel.


Because electric furnaces convert 100% of energy into heat, afue ratings are applicable to gas furnaces only.) for example, a furnace with an 80% afue rating will turn 80%. This rating is called the ‘afue rating’. The afue rating is a percentage of fuel the furnace can convert into heat that is usable.

Electric (Forced) Afue Rating Of 99%.


The afue rating can be found on the energy. This is similar to seer, which is found on air conditioners in that the higher. Afue stands for annual fuel utilization efficiency.

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Therefore, to calculate your heater’s afue rating, simply divide the amount of fuel consumed by the unit by the amount of heat generated, usually in british thermal unit (btu). Afue stands for annual fuel utilization efficiency. The higher the afue rating, the more efficient the unit is.

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