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Old 01-22-2012, 01:02 PM
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Mike Leary Mike Leary is offline
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Join Date: Mar 2007
Location: Cactus Hug, Arizona
Posts: 20,574
Originally Posted by Wet_Boots View Post
can you explain why it would fail to provide effective backflow protection?
It may or may not have provided protection, only a very skilled tester could have known. The point I make is NO assembly shall be modified in any way, which makes that hack lash-up with the ball valve downstream, illegal, and is not approved.
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