| Previous Heating System: | (2) Cast Iron Oil Heat Boilers |
| Previous Hot Water: | Tankless Coil |
| Current System 2000: | EK1 Frontier Heat and Hot water |
| Current Hot Water: | 40 gallon DHW tank |
| Annual GHG Savings: | 12199 |
| 30 year saving greenhouse gases: | 365,970 lbs CO2 |
| Previous Fuel Costs: | $4,855 |
| Current Fuel Costs: | $3,310 |
| Annual Savings: | $1,546 |
| 30 Year Savings: | $46,368 |
| Homeowner Comments: |