PRPHP14 Heat PumpUp to 14 SEERUp to 13.4 SEER2Up to 8.0 HSPFUp to 6.7 HSPF2 PRPAC14 Air ConditionerUp to 14 SEERUp to 13.4 SEER2 PRPGE14 Gas ElectricUp to 14 SEERUp to 13.4 SEER2Up to 81 AFUE PRPDF16 Dual FuelUp to 16 SEERUp to 15.2 SEER2Up to 8.2 HSPFUp to 6.7 HSPF2Up to 81 AFUE PRPAC16 Air ConditionerUp to 16 SEERUp to 15.2 SEER2 PRPHP16 Heat PumpUp to 16 SEERUp to 15.2 SEER2Up to 8.2 HSPFUp to 6.7 HSPF2 PRPGE16 Gas ElectricUp to 16 SEERUp to 15.2 SEER2Up to 81 AFUE