BRASS NO LEAD 1 x 11 or 1.25 x 14 PRESSURE TANK TEE W/UNION or W/O UNION for WATER WELL (1.25 x 14 + UNION) All tees made of LEAD FREE BRASS 1.25" x 14" tank tee + built in union 1.25" npt thread tank side; 1.25" male thread / 1" female thread (2) 1/4" ports on top for pressure gauge, pressure switch (2) 3/4" ports out front for boiler drain, pressure relief valve