tee

I think I'm missing the trick here. I want to convert this into an outlet that I can connect a hose to as well as the toilet cistern. I'm sure I need a tee valve but they all seem to be either 2 compression ends 1 screw on with a single lever. I want to be able to turn the hose off as well and...

Hello, I recently had to adjust a tee in a compression joint; the pipe teeing off the straight pipe was angled too far up, so I slightly loosened the two nuts (by about a quarter turn), re-angled the whole thing, then tightened the nuts again. Then a very slow drip started from both the...