De Kas
Banger en Oostpolder
Exploitation energy system
Residents of the apartment building in Bangert Oostpolder, which was completed in 2025, can visit this page for contact information and information about the energy system in the home. Residents of the Kas apartment complex in Bangert and Oostpolder, which was completed in 2025, can visit this page for contact information and information about the energy system in the home. As an operator of the heat installation and the solar panels, Four Energy is responsible for maintenance. Do you have a question or are you experiencing a malfunction? Then you contact us. We are happy to help you.
20 residences
Apartment Building
- Heat pump
- Solar panels
2025
For questions about invoices or other questions, use the contact form by clicking Help at the bottom right of this page. You can of course also call. We are available from Monday to Friday from 8.30 am to 5 pm. For malfunctions, you can call us 24 hours a day, 7 days a week.
User manuals
Here you will find downloads of all relevant manuals of the installations in your home.
Additional user manuals
We have listed a number of additional instructions. For example, it is useful to connect the heat pump to the internet to help you remotely in case of a malfunction or questions. We also have an instruction to reset the heat pump. This may sometimes be necessary in the event of a malfunction. And finally, an instruction to activate and deactivate the emergency operation of the heat pump. This is only necessary if the heat pump temporarily does not provide heat.