4-8% with battery system (approximately €25,000-€50,000 on a €625,000

4-bedroom detached house near Zwolle, Overijssel

Solar System: 16 solar panels (5 kWp system) with home battery storage

This modern suburban villa showcases an extensive solar array covering both main roof sections. The installation includes a home battery system for energy storage, allowing the family to use solar power even during evening hours. The black-framed panels complement the home's contemporary architecture, and the system is paired with a heat pump for additional efficiency.