With “3Ms 10-year warranty”, we mean that all our aluminum and reflective aluminum signs will be free from defects in materials and workmanship for ten years from the date of purchase. This warranty is provided by 3M, the pioneer in reflective films, inks, and laminates. However, there are some exceptions to this claim. The limited warranty does not apply where the defect is: Due to a typographical error, whether on stock products or custom products; Due to goods being used or handled in a manner, in circumstances, or for purposes other than those approved or instructed by SmartSign; Due to modification, tampering, improper storage, abuse, accident, vandalism, neglect, misuse, mishandling, or pressure-washing; Due to fire, earthquake, flood, lightning, hurricane, tornado, windstorm, foreign object impact, landslide, or any other Act of God; Due to damage caused by vegetation, insects, animals, and other organisms. Due to exposure to corrosive substances such as solvents, gasoline, pesticides, harmful cleaning compounds, and similar materials. Due to exposure to excessive heat or reflective heat sources. See our terms for more details on the warranty.