Female Tee type is one kind of the compression fitting, with one end of the female threaded joint whose diameter different from the other 2, connecting 3 copper tubes & changing the fluid direction, used in plumbing and electrical conduit systems.
Copper compression fittings for attaching tubing (piping) commonly have nut, ferrules, sealing ring and main body.
Compression fittings are used extensively in hydraulic, gas, and water systems to enable the connection of tubing to threaded components like valves and tools.
Mainly used for liquid applications(hot/cold water, closed heating system,cooling system, drainage system and fire protection system), and gas applications( natural gas, liquefied petroleum gas system & compressed air system