On 14 Jan 2007 07:32:14 -0800, "dpb" wrote:

:
:ITMFA wrote:
: which pipe can best survive a freeze.
: plastic, copper or steel?
:
:Besides the other points made, also depends heavily on wall thickness
:-- all are made in varying "schedules" -- copper "L" and/or "M", for
:example, Sch 30/40 as examples for pvc and/or galvanized/black iron...
:
:What's the application and/or reason for the question?
So, what will withstand freezing better? L copper or M copper?