Quote:
Originally Posted by JDCAVE
So I wondered about that. Clearly there are pros and cons. You don't want water entering the bilge from a through hull if you are rolling around in the trough, but then there is the stuck check valve issue. What are the ABYC guidelines on them?
Jim
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Digging further, this article, page 6 para 4, by Steve D'Antonio:
http://rjwsurvey.com/uploads/Plumbing_the_Depths.pdf
"Note that a check valve is not considered an anti-siphon device and is expressly prohibited for this use under ABYC standards."
Sounds like it should be removed. Sorry, I was writing this as you guys were replying. Thanks, as always for your feedback.
Jim
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