Scenario BASIC
Basic renovation
Investment32.000 €
Energy classD
New property value210.000 €
Risk levelMedium
Medium
Best balance
Scenario REC
Recommended plan
Investment66.000 €
Energy classA+
New property value245.000 €
Risk levelLow
Low
Scenario PREMIUM
Premium renovation
Investment92.000 €
Energy classA+
New property value260.000 €
Risk levelLow
Low
Investment vs property value
Energy class improvement
Recommendation: The recommended plan offers the best balance between investment, property value increase, and risk reduction. Premium renovation adds €15,000 in value for €26,000 more investment — diminishing returns.