Typically, galvanized steel or aluminum gutters have an average life expectancy of 20 years, while copper gutters can last as long as 50 years. By inspecting and cleaning your gutters twice a year you should be able to identify any issues before they turn into major problems.
To find out more about this article please visit: https://www.silive.com/news/2019/02/ask-the-expert-how-do-i-know-if-i-need-to-replace-my-gutters.html
Resources: https://www.silive.com/