Furnaces

EVOLUTION™ 98 VARIABLE-SPEED MODULATING GAS FURNACE
987M

AFUE EFFICIENCY: Up to 98.3%

GAS VALVE TYPE: Modulating

EVOLUTION™ 96 VARIABLE-SPEED GAS FURNACE
986T

AFUE EFFICIENCY: Up to 96.7%

GAS VALVE TYPE: Two-Stage

EVOLUTION™ 80 VARIABLE-SPEED GAS FURNACE
880TA

AFUE EFFICIENCY: 80%

GAS VALVE TYPE: Two-Stage

EVOLUTION™ 80 VARIABLE-SPEED ULTRA-LOW NOX GAS FURNACE
830CA

AFUE EFFICIENCY: 80%

GAS VALVE TYPE: Single-Stage

EVOLUTION™ 95 ULTRA-LOW NOX GAS FURNACE
935CA

AFUE EFFICIENCY: Up to 95%

GAS VALVE TYPE: Single-Stage

PREFERRED SERIES OVL OIL FURNACE
OVL

AFUE RATING: Up to 87.5%

PREFERRED SERIES OVM OIL FURNACE
OVM

AFUE RATING: Up to 86.4%