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EVOLUTION™ 98 VARIABLE-SPEED MODULATING GAS FURNACE

AFUE EFFICIENCY: Up to 98.3%

GAS VALVE TYPE: Modulating

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EVOLUTION™ 96 VARIABLE-SPEED GAS FURNACE

AFUE EFFICIENCY: Up to 96.7%

GAS VALVE TYPE: Two-Stage

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EVOLUTION™ 80 VARIABLE-SPEED GAS FURNACE

AFUE EFFICIENCY: 80%

GAS VALVE TYPE: Two-Stage

 

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EVOLUTION™ 80 VARIABLE-SPEED ULTRA-LOW NOX GAS FURNACE

AFUE EFFICIENCY: 80%

GAS VALVE TYPE: Single-Stage

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EVOLUTION™ 95 ULTRA-LOW NOX GAS FURNACE

AFUE EFFICIENCY: Up to 95%

GAS VALVE TYPE: Single-Stage

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PREFERRED SERIES OVL OIL FURNACE

AFUE RATING: Up to 87.5%

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PREFERRED SERIES OVM OIL FURNACE

AFUE RATING: Up to 86.4%