This calculator takes into account the following data:
- Average annual price of liter of fuel oil at 0.578 euros / liter
- Energy saving of 49 L per year per m2 of glazing if glazing U = 1,1 compared to single glazing U = 5,7
- Energy saving of 18 L per year per m2 of glazing if glazing U = 1,1 compared to U = 2,7
- Calculated with an indexation of fuel oil of 4% per year
This calculation is an estimate with no contractual value and the data are subject to change.