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Annual Tankless Gas Savings
Hot Water Usage
| Hot water per person: |
30 gal / day |
| Gallons per day: |
gal / day |
| lbs water per day: |
lbs |
| Degree rise: |
65 deg F |
| Btu per day: |
btu |
Gas Consumption
Tank Heater
| Efficiency: |
56% |
| Gas per day: |
therms |
Tankless Heater
| Efficiency: |
92% |
| Gas per day: |
therms |
Water Heater Replacement Savings
| Average life of tank water heater: |
10 years |
| |
| Average replacement cost: |
$800 |
| |
| Annual tank replacement cost: |
$80 per year |
Yearly Savings
| Price per therm: |
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| Annual gas savings: |
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| Annual tankless maintainence cost: |
- $20 |
| Total annual savings: |
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Tankless Revenue Stream
| Equipment Cost Escalator: |
5% |
| Fuel Escalator: |
8% |
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Year |
Gas Savings |
Equipment Savings |
Yearly Savings |
Total Savings |
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1 |
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2 |
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3 |
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4 |
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5 |
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6 |
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7 |
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8 |
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9 |
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10 |
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11 |
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12 |
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13 |
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14 |
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15 |
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16 |
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17 |
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18 |
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19 |
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20 |
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21 |
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22 |
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23 |
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24 |
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25 |
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26 |
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27 |
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28 |
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29 |
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30 |
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Lifetime savings: |
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Lifetime ROI: |
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