Commercial Washington, DC Project Size: 68.3 kW Savings per year: $20.5K Washington, DC Project Size: 105.84 kW Savings per year: $31.5K Washington, DC Project Size: 57.745 kW Savings per year: $17.1K Washington, DC Project Size: 50.795 kW Savings per year: $17.4K Washington, DC Project Size: 39.52 kW Savings per year: $11.85K Washington, DC Project Size: 396.36 kW Savings per year: $117.6K