The Siral 3VT- 2000 series is an array of ball valves that can deliver pressure of up to 16 bar in thermal range of up to 100 °C. These ball valves have 3 "T" female threads that measures 1/4" up to 2". They integrate a non-blowout stem as well as an adjustable stem packing gland nut. Furthermore, this can be operated manually through its aluminum handle.