wrote
I recommend a standard tee and a compression coupling such as:
http://www.homedepot.com/h_d1/N-5yc1...&storeId=10051
I have used KBI cpc-0750, upc code 0 11651 25700 2 made in USA,
for3/4" successfully several times.
That be it, except for being a Tee.
Steve