Capital cost: $199,263

Lifetime energy cost savings: $-120,488

Net lifetime savings: $-319,751

Benefit-cost ratio: -0.6

Number of homes: 26

Average proposed capacity per residence (Btu/hr): 7,076 Btu/hr

Excess generation capacity needed (kW): 13 kW

Expected average coefficient of performance (COP): 3.77