Estimate your solar output in Mons from local irradiance (1050 kWh/m²/year) and compare quotes from certified installers. Free, no obligation.
Specific subsidies and incentives for your area to significantly reduce your initial investment.
Certified local installers who know your region's regulations inside and out.
Any surplus you do not consume is fed into the grid, according to the scheme in force in your region.
In Wallonia there is no longer any regional grant for a new residential photovoltaic installation: the Region stopped supporting this sector on 1 July 2018 (end of Qualiwatt).
At federal level there is no income-tax deduction for solar panels. The only tax lever is the 6% VAT rate on work invoiced by a contractor for a dwelling over ten years old.