Pipe joints

Hi every body,

My question is what is recommended for 4"and 6" dia. water pipe line to join the lengths unions or flanges any other. Remember pipe line is buried.

Thanks in advance for your support,

Hanif.

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<<a href="http://geo.yahoo.com/serv?s=97359714/grpId=215664/grpspId=1705083319/msgId=">http://geo.yahoo.com/serv?s=97359714/grpId=215664/grpspId=1705083319/msgId=</a> 13892/stime=1191565991/nc1=3848643/nc2=4936877/nc3=4840954>

[Non-text portions of this message have been removed] Received on Fri Oct 05 23:21:00 2007