Roger Mills wrote:

Andy Burns wrote:

https://www.youtube.com/watch?v=H9JS...youtu.be&t=281

But it's only an isolator - it doesn't provide the 'T' connection which
the OP needs.

Yes, you fit an isolator without interrupting all water, so then you can
fit a proper 3/4" compression tee W/M outlet, presumably the O/P has
some reason for avoiding turning off the supply?