PEX vs Copper Pipes | Ask This Old House

Summary by Krater

A plumber breaks down the differences between PEX and copper piping, concluding that while PEX is becoming the dominant choice for its flexibility and lower fitting costs, copper remains essential for specific applications like shower valves and urban renovations.

From the video

Answers: Should I use PEX or copper plumbing for my home?

• PEX vs copper plumbing
• PEX pipe installation and flexibility
• Copper pipe soldering and rigidity
• Plumbing fittings comparison
• PEX expansion tools

What it concludes

• PEX has become the dominant tubing and material of choice in most parts of the country due to its flexibility and lower fitting costs.
• Copper remains important for time-proven durability and is still preferred for specific applications like shower valves and urban renovations.
• PEX requires significantly fewer fittings inside walls compared to copper because it can be bent and run continuously over long distances.