Ακρό υποδοχής βαλβίδας σφαιρικής βαλβίδας διπλής ένωσης PVC βαρέως τύπου

Video Description:
In this video, we explore the UPVC Double Union Ball Valve in action, showing how its split design enables easy disassembly without cutting pipes. Watch as we demonstrate installation, pressure testing, and maintenance procedures for industrial water treatment and chemical circulation pipelines.