| Previous Heating System: | Cast Iron Boiler |
| Previous Hot Water: | Indirect 40 gallon Superstore |
| Current System 2000: | EK1 |
| Current Hot Water: | Indirect 40 gallon tank |
| Annual GHG Savings: | 21061 |
| 30 year saving greenhouse gases: | 631,830 lbs CO2 |
| Previous Fuel Costs: | $6,040 |
| Current Fuel Costs: | $3,371 |
| Annual Savings: | $2,668 |
| 30 Year Savings: | $80,052 |
| Homeowner Comments: |