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I there a bathroom upstairs?
Not sure i agree. I thought the same thing, zoomed in and checked several places, all look good.#
3. Copper water lines in contact with dissimilar metal
in places.
& & &
What's the chain hanging out of the tee?
Chain is attached to the test ball plug. That way when you release the air, the plug doesn't go down the line.What's the chain hanging out of the tee?