Quote:
Originally Posted by DAEpperson
If you stop and think about it, that fitting is used to couple two pipes when you can't turn one or the other or both pipes. Kinda like an in-line fix. It's not a cheap fitting anymore either - save it!
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OK, thanks much, I'm not familiar with union joints, so just to make sure I understand. Does the big nut then turn independently of the smaller fittings on either end of the pipes, like a sleeve, or is it permanently connected on one side?