We have all been there!
Each time we learn the sprinkler knowledge it usually costs money and time.
We appreciate your learning as we did, the Hard way!
This project is my never ending one. But I'll end up with a great, although small system. My new PVB comes on Tuesday, once installed that should be the end of it. I'll let everyone know how it turns out.
I know. The old one was plastic, that's why I bought a brass one. I think all issues have been resolved and I don't expect problems. I removed the auto drains yesterday.