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Magical mystery fitting
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SVDW
Member Posts: 80

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Hi, it could be something unusual like magnetic water treatment… I think the only way to know for sure is to take the unions off, unbolt it and see what’s inside.
Yours, Larry0 -
Check Valve upstream from the fire hydrant system ?
There was an error rendering this rich post.
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Looks like maybe a packing joint on the left side. I would think it is an expansion device0
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I'm wondering if it is a flow restrictor? Is the packing gland on the side because it is set up like a dresser coupling for the copper pipe?
Rick0
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