SharkBite® UC412LFA10 Lead Free PEX 3-Way Reducing Tee, 3/4" x 3/4" x 1/2",10-PkSharkBite Lead Free PEX 3 Way Reducing Tee to make a 1 2" branch from a 3 4" run of cross link polyethylene pex tubing, secure the 1 2" barb end of fitting to 1 2" pex pipe. The SharkBite PEX Barb fittings are compatible for potable water distribution and hydronic heating applications. Can be used in both a stainless steel clamp system, or a copper crimp ring system. 10 Pack Size: 3 4" x 3 4" x 1 2" To make a 1 2" branch from a 3 4" run of cross link