You’re not sure which unit you should order? We are here to help you. You can try to check it by yourself, using our selection app, or just let us know that you need help.


You’re not sure which unit you should order? We are here to help you. You can try to check it by yourself, using our selection app, or just let us know that you need support.

Our selection app  is designed for quick and easy choice of the amount and type of sonnEC air heaters.

You only need to give us information about:

These few information will be enough for the application to make a simulation of your needs.

But we have some more for you…

Thanks to Savings application you will know how much money will you save using sonnEC air heaters.

3 simple questions about daily working hours, working days number in the week and planned exploitation time will show you on a clear chart how much EUR will stay in your wallet.



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HOW TO choose the heating unit for your building?

HOW TO choose the heating unit for your building?

You’re not sure which unit you should order? We are here to help you. You can try to check it by yourself, using our selection app, or just let us know that you need support.

Our selection app  is designed for quick and easy choice of the amount and type of sonnEC air heaters.

You only need to give us information about:

  • size of area which is need to be heated (in square meters)
  • height of the building
  • country and city where your facility stands
  • internal temperature (in Degrees Celsius)
  • water temperature
  • level of isolation of the building.

These few information will be enough for the application to make a simulation of your needs.

But we have some more for you…

Thanks to Savings application you will know how much money will you save using sonnEC air heaters.

3 simple questions about daily working hours, working days number in the week and planned exploitation time will show you on a clear chart how much EUR will stay in your wallet.