Capital cost: $3,923,019

Lifetime energy cost savings: $3,558,203

Net lifetime savings: $-364,816

Benefit-cost ratio: 0.9

Number of homes: 70

Average proposed capacity per residence (Btu/hr): 27,422 Btu/hr

Excess generation capacity needed (kW): 198 kW

Expected average coefficient of performance (COP): 2.86