Guides and prices
Understand before you sign
Real prices, current grants, technical choices: our guides to decide on your energy works with full knowledge.
All articles
End of Walloon grants: what changes on 1 October 2026
30 September 2026 is the last day to apply for a Walloon renovation grant. What replaces it, who qualifies, and what still remains afterwards.
8 min
Grants & aidMijn VerbouwPremie in Flanders: what changed in 2026
Since 1 March 2026, the Flemish renovation grant is reserved for lower incomes, except for heat pumps. Who still qualifies, for which works and how to apply.
7 min
SolarSolar panel prices in Belgium in 2026 (3, 4, 6 and 8 kWp)
How much does a solar PV system cost in 2026? Indicative prices by system size, what makes the price vary and how to read a quote without unpleasant surprises.
7 min
HeatingHeat pump prices in Belgium: air-to-water, air-to-air, ground source
Air-to-water, air-to-air or ground source: what does an installed heat pump really cost in Belgium, and what makes the price vary? An overview for 2026.
7 min
Grants & aidRenolution grants in Brussels: the 2026 guide
Renolution grants are no longer available for works invoiced since 2025. Here is what has changed, what is still possible and how to fund a renovation in Brussels.
6 min
SolarAre solar panels still worth it in Belgium in 2026?
End of the reversing meter, digital meters, prosumer and capacity tariffs, green certificates: what really determines the return on a solar system today in Brussels, Wallonia and Flanders.
7 min
Grants & aidHome renovation grants in Wallonia: Prime Habitation and the audit
Housing audit, income categories, caps, the 30 September 2026 deadline and the arrival of Rénopack: what you need to know before starting works in Wallonia.
7 min
Grants & aid6% VAT on renovation in Belgium: homes over 10 years and heat pumps
When can your renovation works be invoiced at 6% VAT instead of 21%? Conditions, exceptions and the special cases of solar panels and heat pumps.
7 min
SolarIs a home battery worth it in Belgium in 2026?
A battery lets you store your solar surplus for the evening. But do the savings cover the price? Calculations, favourable cases and mistakes to avoid.
7 min
RenovationRoof renovation cost per m² in Belgium: prices, steps and grants
Tiles, slates or a flat roof: what a roof renovation costs per m² in Belgium, which steps to plan for and what support is still available in 2026.
7 min
SolarChoosing a solar installer in Belgium (RESCert, quotes, pitfalls)
Certification, quotes, warranties, paperwork: what to check before trusting a solar installer with your roof, and the warning signs to look out for.
6 min
GuidesHome EV charger cost in Belgium: power, installation, RGIE check
How much does a home EV charger cost, what power should you choose and what does the RGIE inspection check? Everything to know before requesting a quote.
7 min
RenovationExternal wall insulation in Belgium: cost, techniques and grants
Insulated render, ventilated cladding or brick slips: what external wall insulation costs in Belgium, how to get it right and what support is available.
7 min
HeatingHeat pump in an older house: can it work in a renovation?
A heat pump can heat an older house, provided a few rules on insulation, radiators and flow temperature are respected. Here is what to check before you ask for quotes.
6 min
How much could you save?
Two minutes for a first estimate, an adviser to check it, up to three quotes to decide.