"Walter R." wrote in message

http://www.sandiego.gov/development-...pdf/pexltr.pdf

Is PEX cheaper to install and thus not acceptable to our labor unions?
City Hall recently voted to keep Wal-Mart out of San Diego. Wal-Mart is
not unionized. Any other reasons for prohibiting PEX? Any other cities
prohibiting PEX?

The allow it for closed loop system, but not potable water. Chemicals that
are safe around the world may cause cancer in California. It may be that.