James Backhoe Service offers you a system with one of the best warranties in the industry. The Aqua Safe system comes with a limited 5-year warranty. Each Aqua Safe aerobic unit is warranted to be free from defects in workmanship and materials from the date of installation by an authorized dealer/installer for the following periods: Electrical components and application pumps are fully warranted for two years. The system aerator is warranted for a limited prorated 5 year period thus: First two years - 100%, 2nd to 3rd year - 75%, 3rd to 4th year - 50%, and 4th to 5 year period - 25% of manufacturer's list price. Third, fourth, and fifth year limited prorated portion of this warranty applies only if system owner carries a continuous maintenance policy with James Backhoe Service during that period. Manufacturer warrants fiberglass tanks to be free from defects in material and workmanship for a limited period of 5 years.