Touchstone© products are offered with a 10-year limited warranty against manufacture defects from the date it is invoiced by ITCO. This limited 10 Year warranty only applies to Touchstone products, which are used, handled, fabricated and installed in the manner recommended by Touchstone fabrication manual, Care and Maintenance guide and other standards that are known in the solid surface industry. This 10-year limited warranty is void if Touchstone products are fabricated and installed by a non-authorized fabricator. For the full knowledge of terms and conditions of this 10-year limited warranty, please refer to Touchstone warranty document and Touchstone Care and Maintenance guide.