Roof profile · Nommern
Rue des Chapelles 1
7421 Cruchten
These figures reflect the full roof potential (3.3 kWp, Klimabonus grant deducted, paid back in ~11 years). You don't have to equip the entire roof: set the size that suits you in the simulator below — from the most affordable entry (~3 482 €) to the full potential.
Actual roof irradiation · solar cadastre (aerial view + heatmap)
Calculator · Klimabonus 2026
Size your system
We start at the ideal size for a household. Drag to aim higher — the government grant and your remaining cost recalculate live.
Rue des Chapelles 1: your roof can fit up to ~8 solar panels (~3.3 kWp). We start at the ideal size for a household — move the slider up to aim higher.
Your turnkey project
- Power
- 3.2 kWp · 8 panels
- Estimated output
- 2 536 kWh/year
- Turnkey price (3% VAT)
- ~7 496 €
The government covers ~45% of your system
Your remaining cost
~4 138 €
That's ~355 €/year in savings — paid back in ~12 years.
Over 25 years, you gain
~4 737 €
Cumulative savings minus your remaining cost · 1 014 kg CO₂ avoided/year.
Indicative estimate (official Klimabonus scale + LU market prices). Amounts to be confirmed by quote and via the Klima-Agence calculator.
Roof data
Characteristics from Luxembourg's official solar cadastre.
- Photovoltaic suitability
- Conditionally suitable (PV class 7)
- Solar thermal suitability
- Not suitable (ST class 0)
- Ground footprint
- 37 m²
- Estimated usable area
- 17 m²
- Installable power
- 3.3 kWp (~8 panels)
- Estimated output
- 2 615 kWh/year
- Estimated savings (self-consumption ~40 %)
- 366 €/year
- Indicative gross investment
- 7 601 €
- Estimated Klimabonus grant
- −3 452 €
- Net investment after grant
- 4 149 €
- Estimated payback (on net)
- ~11 years
- CO₂ avoided
- 1 046 kg/year
- Postal code
- 7421
- Municipality
- Nommern
- Coordinates (WGS84)
- 49.798441, 6.131739
- Cadastre identifier (HID)
- 192599
Estimate · official solar cadastre (Klima-Agence)