Knowledge base
Insulation and energy saving
Insulating inner walls, facades, attics and floors, with subsidies, VAT and the rules for rentals and listed buildings.
10 articles
Insulation and energyInsulating a cold wall from the inside with a stud wallCold external wall in a Dutch home? How an insulated stud wall (voorzetwand) is built, how much room you lose, where damp starts and when it is a bad idea.6 min read 
Insulation and energyVAT on insulation work in the NetherlandsWhich VAT rate applies to insulating your Dutch home? 9 percent on fitting in homes over 2 years old, 21 percent on materials. How to read your quote.5 min read 
Insulation and energyImproving your home's energy label with insulationA better energy label for your Dutch home? How an assessor sets it, which insulation counts most, what paperwork to keep and what changed in 2026.6 min read 
Insulation and energyExternal wall insulation for Dutch homesInsulating the outside of your wall with boards and render? When it suits a Dutch home, how it is built, what happens at windows and the permit check.6 min read 
Insulation and energyThe ISDE insulation grant in 2026Applying for the Dutch ISDE insulation grant in 2026? RVO's conditions in plain English: Rd values, minimum areas, two measures, photos and deadlines.6 min read 
Insulation and energyInsulating a rented home in the NetherlandsInsulating your rented home in the Netherlands? When you need written permission, the eight week rule, when the Rent Tribunal helps and who pays.6 min read 
Insulation and energyInsulating a listed building in the NetherlandsInsulating a Dutch listed building? Why almost every change needs a permit, where the damp risk lies, which measures often work and how to start.6 min read 
Insulation and energyInsulating a ground floor in a Dutch homeCold feet downstairs? Insulating a Dutch ground floor from the crawl space or from above, Rd values with underfloor heating and why vents stay open.6 min read 
Insulation and energyDamp and condensation after insulatingCondensation or mould after insulating? How it happens, where thermal bridges and vapour layers go wrong, why ventilation matters and what to fix first.5 min read 
Insulation and energyAttic insulation: the roof or the attic floorInsulating your attic in the Netherlands? Sloping roof or attic floor, what thickness fits, where the vapour layer goes and what counts for the ISDE.6 min read 
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