Capital cost: $624,957

Lifetime energy cost savings: $-435,969

Net lifetime savings: $-1,060,926

Benefit-cost ratio: -0.7

Number of homes: 12

Average proposed capacity per residence (Btu/hr): 32,764 Btu/hr

Excess generation capacity needed (kW): 34 kW

Expected average coefficient of performance (COP): 2.43