So, how long does resin last in water softener systems?
If you're wondering exactly how long does resin last in water softener tanks, you can generally expect a lifespan of about 10 to 15 years. That's the standard ballpark figure most pros will give you, but it's definitely not a "set it and forget it" situation where you can ignore the thing for a decade and expect it to work perfectly. Depending on what's actually in your water and how hard the system is working, that number could drop down to 7 years or stretch out to nearly 20. ...