Capital cost: $1,101,538

Lifetime energy cost savings: $2,707,640

Net lifetime savings: $1,606,103

Benefit-cost ratio: 2.5

Number of homes: 72

Average proposed capacity per residence (Btu/hr): 17,548 Btu/hr

Excess generation capacity needed (kW): 80 kW

Expected average coefficient of performance (COP): 3.80