Quote:
Originally Posted by Mr OM
Also be very careful with math, a typical 3/4 barbed fitting doesn't have a 3/4 hole in it, I just measured one at.566 inside diameter that is a huge restriction when it comes to choking a 3/4 outlet pump. almost a 50% loss.
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3/4" NPT ID, .755" 50% less .375 3/4" barbed fitting ID .566. It's more like 30% less, but who's counting HAHAHA