1.Our polycarbonate sheet,tiles will not be broken within 10 years under the weather and impact strength. Yellowing index and transmittance loss will not exceed the value defined by warranty;

2.We guarantee for the surface of pc sheet not caused collateral damage due to hail impact, but our guarantee not including the damage caused by other impacts such as scratches, abrasions, exposure, self-storage, transportation, handling and improper installation, physical and chemical changes occur.