AWWA ACE93205
AWWA ACE93205 What You Don't Know About Backflow Could Hurt You (And Others)
Conference Proceeding by American Water Works Association, 01/01/1993
Schwartz, Paul H.
Full Description
This introduction to backflow prevention discusses the problem and why it exists, and describes five types of backflow preventers with drawings of each. A little information about installation is given.Cart
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