some fire sprinkler atricles and some old tech back

[cda]

http://www.plumbingengineer.com/current_issue.php

some old technology back

http://www.viega.net/5250.htm

http://www.viega.net/xchg/en-us/hs.xsl/productcatalog.html#pg=U1

http://www.viega.net/xchg/en-us/hs.xsl/4901.htm#VP

http://www.viega.net/xchg/en-us/hs.xsl/5210.htm

http://www.viega.net/xchg/en-us/hs.xsl/5208.htm

 

[Paul Sweet]

Thanks for the links. Those are good articles. The one on PVC gas vents is also worth reading.

 

[FM William Burns]

Looks like Cda was told by IT to free up some disk space