We offer a wide range of female run tee fittings with NPT, MRTN and MMRTN threading. Used widely in industrial tubings to merge or divide fluids, these female run tee fittings are precision engineered to be used connect fractional tubes in various plumbing and piping applications. These female tee fittings do not require special tubing preparation. Available in various technical specifications, we also customize these female run tee fittings.