Calculation is based on Fraunhof energy loss study, only PUR foam sealed joints leakage, standard installation incorrectnes and structure thermal dilatation movements assumptions.
| Heating capacity per seazon in degree |
| € |
| Power | kWh |
| m3 | |
| Money | € |
| Increased emissions pollution | kg CO2 |
| Window systems costs * including installation |
€ |
| Saving during 10 years * expected evergy increase 5% annually |
€ |
| Saved FOOT PRINT annually | kg CO2 |
| Annually SAVED TREES |