Annual savings range
Hello Mark!
100% Completed ;)
Recap of your choices
Windows in bedroom
Annual savings: € 250
Initial costs: € 900
Windows in living room
Annual savings: € 300
Initial costs: € 1200
Roof insulation
Annual savings: € 1100
Initial costs: € 5000
Facade insulation
Annual savings: € 1400
Initial costs: € 7000
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