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BARRY ADAIR
03-18-2008, 05:52 PM
Running across these tags more and more and found this pretty informative

Excess flow valves invention (http://www.freshpatents.com/Excess-flow-valves-dt20071122ptan20070267075.php?type=description)
Jerry Peck
03-18-2008, 08:55 PM
Barry,

Interesting.

Did you also notice the "Max Burial Depth" sticker and mark?

Have you thought about how many times you *don't* see that? (Because it buried too deep. ;) )