How Long Do Water Pipes Last in a Vancouver Home?

Water pipes in a Vancouver home can last 20 to 100 years, depending on the pipe material, installation quality, water chemistry, water pressure and maintenance. Galvanized steel and Poly-B pipes often need replacement earlier than copper or PEX water lines.budgetheating+1

Water pipe material	Typical lifespan	Main concern
Galvanized steel	40 to 50 years	Internal corrosion, reduced water pressure and leaks
Poly B or polybutylene	20 to 25 years	Pipe or fitting failure and insurance restrictions
Copper	50 to 70 years or longer	Pinhole leaks, corrosion and joint failure
PEX	50 years or longer	Fitting failure, UV exposure and installation quality

Pipe lifespan is an estimate. A galvanized steel pipe can fail earlier because of corrosion. A copper pipe can last longer than expected when water conditions are favourable. A Poly B system can remain intact, but its age and insurance implications may justify replacement planning.

Signs that water pipes may need replacement: recurring leaks, low pressure throughout the home, brown water, water stains, visible corrosion, rising water bills and insurance requirements.

See What Are Galvanized Steel Pipes for information about aging metal water lines. See What Is Poly-B Piping for information about polybutylene water supply lines.