Energy Savings Calculator
Buying a home with label D or worse? See what sustainability measures cost, what subsidy you get, how to finance them in your mortgage — and what they do to your monthly bills and home value.
Energy Savings Calculator
Your home
€ 100.000€ 1.000.000
Financing (optional)
Borrow up to 106% of the home value for energy measures
Choose your measures
Net investment (after subsidy)
€ 2.400 – € 8.150
- Total costs
- € 6.200 – € 10.500
- ISDE subsidy (indication)
- − € 2.350 – € 3.800
- Energy savings per year
- € 600 – € 1.200
- Payback period
- 2 – 13.6 years
Estimated label jump & value
- Energy label (indication)
- D → B
- Indicative value increase
- + € 24.500
Indicative ranges (mid-2026). Request quotes and check rvo.nl/isde for current subsidy amounts and conditions.
ISDE conditions
For insulation measures the ISDE subsidy usually requires combining two measures (or one measure plus a heat pump/solar water heater). Apply via rvo.nl/isde — conditions and amounts change yearly.
Sources & further reading
- RVO — ISDE-subsidie — official subsidy amounts, conditions and application (source for our subsidy indications)
- Milieu Centraal — independent cost and savings figures per measure (source for our cost and savings ranges)
- Verbeterjehuis.nl — personalised advice per home, including available municipal subsidies
- NHG — verduurzamen — the energy budget and financing rules (source for the 106% and NHG limits)
- EP-Online — look up the official energy label of any address
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