The push 'N' connect 1/2" push fit x 1/2" push fit x 3/8" compression service stop tee allows you to easily tap into an existing or new plumbing line and run a 3/8" compression line out to an end fixture. The integrated quarter turn valve allows for easy on/off control of the supply line. The push 'N' connect push fit ends allow you to easily install to copper, PEX, PE-RT and CPVC pipe with no solder, clamps, unions or glue.