Table 8. Comparison of Ex Ante and Evaluated Gross Savings by Measure—HES-IE Electric Reported Ex ante Gross Savings Realization Savings (kWh/ (kWh/ Category Measure Rate Method Household)* Household) (B/A) (A) (B) Billing Analysis Appliance Freezer 733 728 99% (±32%) Billing Analysis Appliance Refrigerator 758 318 42% (±28%) Billing Analysis Appliance Appliance Other 353 498 141% (±24%) Engineering HVAC Central AC 98 98 100% Algorithm Simulation HVAC Duct Sealing 262 81 31% Modeling Ductless Heat Billing Analysis HVAC 1,731 803 46% Pump (±32%) Engineering HVAC Window AC 94 46 49% Algorithm Billing Analysis Lighting Lighting 467 647 138% (±6%) Other Other 637 637 100% Reported Ex Ante Simulation Shell Air Sealing 342 208 61% Modeling Shell Insulation Other 153 153 100% Reported Ex Ante Engineering Shell Windows 1,295 2,253 174% Algorithm Simulation Shell Attic Insulation 2,306 1,429 62% Modeling Simulation Shell Wall Insulation 2,326 716 31% Modeling Engineering Water Heat DWH Bundle 1,372 390 28% Algorithm Engineering Water Heat Temp Setback 87 78 90% Algorithm *Average ex ante savings per household are the program population, except for measures estimated through billing analysis, which are based on the billing analysis participant sample. Table 9. Comparison of Ex Ante and Evaluated Gross Savings by Measure—HES-IE Gas Realization Reported Ex ante Gross Savings Category Measure Rate Method Savings (CCF/ (CCF/ (B/A)
Table 8. Comparison of Ex Ante and Evaluated Gross Savings by Measure—HES-IE Electric Category Measure Reported Ex ante Savings (kWh/ Household)* (A) Gross Savings (kWh/ Household) (B) Realization Rate (B/A) Method Appliance Freezer 733 728 99% Billing Analysis (±32%) Appliance Refrigerator 758 318 42% Billing Analysis (±28%) Appliance Appliance Other 353 498 141% Billing Analysis (±24%) HVAC Central AC 98 98 100% Engineering Algorithm HVAC Duct Sealing 262 81 31% Simulation Modeling HVAC Ductless Heat Pump 1,731 803 46% Billing Analysis (±32%) HVAC Window AC 94 46 49% Engineering Algorithm Lighting Lighting 467 647 138% Billing Analysis (±6%) Other Other 637 637 100% Reported Ex Ante Shell Air Sealing 342 208 61% Simulation Modeling Shell Insulation Other 153 153 100% Reported Ex Ante Shell Windows 1,295 2,253 174% Engineering Algorithm Shell Attic Insulation 2,306 1,429 62% Simulation Modeling Shell Wall Insulation 2,326 716 31% Simulation Modeling Water Heat DWH Bundle 1,372 390 28% Engineering Algorithm Water Heat Temp Setback 87 78 90% Engineering Algorithm *Average ex ante savings per household are the program population, except for measures estimated through billing analysis, which are based on the billing analysis participant sample. Table 9. Comparison of Ex Ante and Evaluated Gross Savings by Measure—HES-IE Gas Category Measure Reported Ex ante Savings (CCF/ Gross Savings (CCF/ Realization Rate (B/A) Method
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