A-CoilACAC or DCACCAAccousticalAFUEAGAAHRIAir cleaner (also Air Filtration System)Air ConditionerAir Filtration System (also Air Cleaner)Air flow volumeAir handlerASHRAEBTUBTUhBurnerBurner (sealed combustion)Burner OrificeCADR Clean Air Delivery Rate (CADR)CapacityCelsiusCertified Matched SystemCFMChargeCleanEffects™ (also Trane CleanEffects™)Climatuff® CompressorComfort™ coil (also evaporator coil or indoor coil)CompressorCondensateCondenser coil (or outdoor coil)Condenser fanContactorCrankcase heaterCSADamperDB (Decibels)DCDefrostDegree-dayDehumidifierDiffuserDOEDownflow furnaceDrain panDry bulb temperatureDry bulb thermometerDual CompressorsDuctworkDXEcologicEERElectronic Air Cleaner (EAC)Energy recovery ventilator (also FreshEffects™ or Trane FreshEffects™)ENERGY STAR®EPAEvaporator coil (also Comfort™ Coil or Indoor coil)Expansion valveFahrenheitFanFilterFlueFreshEffects™ (also Energy Recovery Ventilator or Trane FreshEffects™)FurnaceFuseGAMAGas furnace heat exchangerHeat exchangerHeat gainHeat lossHeat pumpHeat transferHeating coilHEPA filterHertzHorizontal flowHSPFHumidifierHumidistatHumidityHumidity, absoluteHumidity, relativeHVACHybrid heat (also Hybrid System)Hybrid system (also Hybrid Heat)IgnitionIndoor coil (also Comfort™ Coil or evaporator coil)Indoor/Outdoor system (also split system)Inverter CompressorKilowatt (kW)Latent heatLoad calculationMatched systemMediaNATENECNEMAOEMOperating costOrificeOutdoor coil (also Condenser coil)Packaged system (or Packaged unit)Packaged unit (or Packaged system)Payback analysisPSIPSIAPSIGPVCReciprocating compressorReclaimingRecyclingRefrigerantRefrigerant chargeRefrigerant linesSEERSEETSelf-contained systemSensible heatSensorSetpointSpine-Fin™ coilSplit system (also indoor/outdoor system)ThermostatThermostatic expansion valveTonTrane CleanEffects™ (also CleanEffects™)Trane FreshEffects™ (also Energy Recovery Ventilator or FreshEffects™)Two-stage compressorTwo-stage heating/Two-stage coolingU-FactorULUpflow furnaceVacuumVariable-speed motor(s)VoltVoltageWattWet Bulb ThermometerZoningZoning System