PVC Pressure Male Coupling (Cat 17) Description: The PVC Pressure Male Coupling (Cat 17) is designed to connect PVC pressure pipe to a female-threaded fitting. One end of the coupling is a solvent weld socket that joins to PVC-U pipe, while the other end is a male BSP thread, ensuring a secure transition between solvent-welded pipelines and threaded components.,PVC Pressure Male Coupling (Cat 17) Description: The PVC Pressure Male Coupling (Cat 17) is