| Parameter | Value |
| Economizer tube thickness (mm) | 0.5 |
| Economizer tube material | steel |
| Heater wall thickness (mm) | 1.0 |
| Heater material | copper |
| i | 0.43 |
| n (year) | 4 |
| y (s year−1) | 1.58 × 107 |
| Energy price (USD∙J−1) | 1.4 × 10−8 |
| Steel tube price 1/4" (USD∙m−2) | 460 |
| Copper tube price (USD∙m−2) | 160 |
| Shell (USD∙m−2) | 60 |
| Troom (˚C) | 25 |