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Startup Selfie
| Germany | renewables: solar

Dual-purpose PV generates power in fences, barriers, and retaining walls, reducing high wood and brick prices. A garden-friendly, 335-W plug-in kit costs €400, while larger bifacial fences capture light from both sides. 300 GW potentially exists on German highways, including PV-integrated noise barriers 1.5 m above ground to limit debris, snow, and vandalism.