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Savings calculator

See in under a minute what insulation can save

Savings calculator

See in under a minute what insulation can save

Enter a few details and get an estimate of net costs, yearly savings, and payback — including ISDE subsidy.

What type of home do you live in?

What is the year of construction?

What would you like to insulate?

Estimated wall surface area

m²

Your estimate

Cavity wall insulation€960
Floor insulation€ --
Ground insulation€ --
Inner roof insulation€ --
ISDE subsidy-€144

Net investment

€950

Payback period

5.5 year(s)

Savings

€173/ year

We apply a minimum project price of €950.

Schedule a no-obligation consultation

Our advisers will explain exactly what is possible in your situation.

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Save up to 40% on your energy bills

Find out which insulation step delivers the most for your home — personal and non-binding.

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