Why 2026 Is the Year to Add a Battery to Your Solar System

Solar battery storage for Chicago homes—add a battery to your solar system for backup power and maximum savings with Windfree Solar.

Your solar panels have been quietly generating power for years, slicing dollars off your ComEd bill every single month. But there’s a limit to what they can do alone. When the sun goes down, your panels stop producing. When the grid goes out, they shut down for safety. When clouds roll in, production dips. You’re […]