Originally Posted by Barefooter
That is an air exhaust
fitting you are linking and I have used those up high in the loop to bleed air, and they work well for bleeding air. But they would squirt water all over as a drain.
showed is a water exhaust
fitting as they are calling it. You remove the stop fitting and screw in the other piece and it works similar to a quick disconnect as it screws in. So you could put a barb fitting into it and a length of hose into a drain bucket.
Ahhh I see it now
thanks for correction, I'm getting old
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