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Best Practice Guide |
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Glossary |
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Best Practice Guide GlossaryBrowse the glossary alphabetically: ANNUAL FUEL UTILIZATION EFFICIENCY (AFUE) Return to list of termsA measure of heating efficiency, in consistent units, determined by applying the federal test method for furnaces. This value is intended to represent the ratio of heat transferred to the conditioned space by the fuel energy supplied over one year. [See California Code of Regulations, Title 20, Section 1602(d)(1)] Source: California Energy Commission |