Top 10 best energy-saving measures

Savings overview

Top 10 best measures

Voor een doorsnee woning, ouder dan 1990. Bedragen ex btw, exclusief subsidies.

1. Insulate (cavity) wall

Savings: 20-25% gas
Investment: € 1200-2500
Payback period: 3-7 years

2. HR++ insulated glazing

Savings: 15-25% gas
Investment: € 2500-4500
Payback period: 8-10 years

3. Floor insulation

Savings: 10-15% gas
Investment: € 1500-3500
Payback period: 7-10 years

4. Roof/attic insulation

Savings: 25-35% gas
Investment: € 4000-8500
Payback period: 7-10 years

5. Replace incandescent and halogen lamps with LED

Savings: 50-70% less electricity
Investment: € 50-250
Payback period: 2-3 years

6. Replace old appliances (older than 15 years)

Savings: 20-40% less electricity
Investment: € 350-1500
Payback period: 3-5 years

7. Thermostat 1 degree lower

Savings: 5-10% gas
Investment: € 0
Payback period: 0 years

8. Solar panels on your own roof

Savings: +300 Wp per panel
Investment: € 3000-5500 from 10 panels
Payback period: 5-7 years

9. Hybrid heat pump alongside central heating (for newer LTV homes)

Savings: 50-70% gas
Investment: € 4500-6500 (excl. € 1800 subsidy)
Payback period: 7-12 years

10. Solar water heater on the roof for tap water

Savings: 50% tap water gas consumption
Investment: € 2400-2800 (excl. € 750 subsidy)
Payback period: 10-12 years