Capital cost: $444,357

Lifetime energy cost savings: $-305,620

Net lifetime savings: $-749,977

Benefit-cost ratio: -0.7

Number of homes: 12

Average proposed capacity per residence (Btu/hr): 23,296 Btu/hr

Excess generation capacity needed (kW): 24 kW

Expected average coefficient of performance (COP): 2.43