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What kind of warranties come with GAF Timberline solar products?

April 5, 2026

Quick Answer

GAF Timberline solar products come with a 25-year warranty on materials and workmanship and a 25-year warranty on power output.

Warranty Details

GAF Timberline solar products are covered by a comprehensive warranty program that includes a 25-year warranty on materials and workmanship. This warranty covers defects in materials and workmanship, ensuring that the solar panels will continue to function properly for the entire 25-year period. The warranty also includes a 25-year warranty on power output, which guarantees that the solar panels will produce a certain amount of electricity over their lifespan.

Performance and Efficiency Warranties

In addition to the 25-year warranty on power output, GAF Timberline solar products also come with a warranty on performance and efficiency. This warranty guarantees that the solar panels will meet certain performance and efficiency standards, including a minimum power output and a maximum temperature coefficient. The warranty also covers any losses in power output due to manufacturer defects or poor workmanship.

Installation and Maintenance Warranties

GAF Timberline solar products also come with warranties on installation and maintenance. The warranty covers any defects in the installation process, including workmanship and materials used. It also covers any maintenance or repairs required to maintain the performance and efficiency of the solar panels. This warranty gives homeowners peace of mind, knowing that their solar panels are backed by a reputable manufacturer and installer.

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