U-PVC double union ball valve specific for industrial applications with female threaded ends ISO 7/1. Adjustable support, possibility of disassembly in both sides in the presence of pressure. Round ball with surface worked by grinding machine. Possibility to fastening and configurated for automation by metallic threaded inserts. EPDM seals with double O-R stem, PTFE ball seats. Working pressure PN16 from D.16 up to D.63, PN10 from D.75 up to D.110.