Does PEX last as long as copper?
Olivia Hensley
Updated on February 26, 2026
Although copper piping takes significantly longer to install, it does provide a longer overall lifespan. Copper manufacturers typically offer a 50 year warranty in comparison to 25 years for PEX, but this of course may vary by supplier.
What are the disadvantages of PEX?
PEX Plumbing Disadvantages
- PEX may leach BPA and other toxic chemicals. ...
- PEX is extremely sensitive to UV light. ...
- PEX can be damaged by chemicals and pests. ...
- PEX can't be installed in high heat areas. ...
- PEX is semi-permeable, which means liquid can enter the pipe.
How long is PEX supposed to last?
PEX: Due to its flexibility and durability, PEX piping should last at least 50 years. PVC / CPVC: Under typical conditions, these pipes should last up to 100 years.Should I replace PEX with copper?
Coupled with low production and shipping costs, the savings resulting from installing PEX instead of copper pipes can be significant. Better Energy Efficiency – PEX has a lower thermal conductivity rate than copper. As a result, PEX pipes can help keep hot water hotter for longer periods of time.Should I install PEX or copper?
Copper lasts longer than PVC pipes.It's tough to beat copper pipes for longevity, which on average last 50 to 70 years, compared to PEX, which has an expected lifespan of 30 to 50 years.
PEX vs COPPER for Plumbing - Which Should You Use and Why?
Do rats eat PEX pipe?
The ProblemMice and rats will chew through anything they can, including plastic, so PEX tubing is at just as much risk as the plastic-coated wiring in a car or an HVAC unit. While all rodent damage can be expensive, if rodents chew through a home's PEX water pipes, the result can be disastrous.