Tap into the power of the sun through residential solar energy. Get recommendations on rooftop solar panels and guidance on how many you need based on home energy use. Learn about solar battery systems for power backup and self-sufficiency. Read about innovative applications like solar attic fans, water heaters, outdoor lighting and more. Discover if solar leasing or purchasing is right for you. Find out about solar incentives, rebates, and net metering programs in your state. With the Solar Energy section, harness free sunlight to run your home efficiently.