With 16 hardware stores, the RAB Group - a Texel family business since 1921, trading house in building materials - wants to provide 100% with its own energy supply. This ambitious goal is to be achieved by 2025. The company's focus is on the future.

Initially, it was mainly about the sustainable appearance and image in order to stay ahead of the competition. Later the financial picture became more important. How much does a location consume during the day, how many solar panels are needed for this? Can we link storage? Do charging stations and solar carports fit into the plan? Everything to keep energy costs low.