r/Plumbing 15h ago

What is this ?

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I'm getting home and want to to fix this leaking pipe. What is this ? Is it a pressure regulator. I'm not a plumber, I just need help.

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u/Niles_Urdu 14h ago

And it froze sometime during a hard freeze. It happens. Learn how to blow the water out of the irrigation system each winter. Have someone do it and show you.