While most homeowners hope that their pool liners will last forever, the reality is that replacements will be necessary every once in a while. A typical pool liner can last anywhere from 10 to 15 years depending on the area you live and the maintenance that your pool is given. However, if your liner was incorrectly installed or it received some sort of damage over the years, this can affect its lifespan significantly. Fortunately, there are a few warning signs to look out for that can help you determine whether or not it’s time for a pool liner replacement. Here are some of the ways you’ll be able to tell that the time has come today.