5 Year Warranty information Your entire project is guaranteed against defects in workmanship and materials for a period of five years from the date on your certificate of completion document. Any problems reported during this period will be corrected at no cost to the customer. Items guaranteed by their manufacturer will be covered by their warranty and are not included in this warranty. Damage or defects resulting from negligence or abuse / misuse are not covered by this warranty. This warranty is transferable.