Capital cost: $605,810

Lifetime energy cost savings: $-415,226

Net lifetime savings: $-1,021,036

Benefit-cost ratio: -0.7

Number of homes: 8

Average proposed capacity per residence (Btu/hr): 47,639 Btu/hr

Excess generation capacity needed (kW): 33 kW

Expected average coefficient of performance (COP): 2.43