One inch PVC pipe fitting plug Material and finish: the plug is made from durable PVC with corrosion resistance and strength. It is lighter than metal fittings and features a smooth interior finish to reduce friction and material buildup inside the pipe. Function and connection: this is a PVC Male Plug designed to close the end of a pipe or fitting. It has male NPT threads for connecting to female NPT threaded pipes. Key advantages: provides a reliable endcap solution for cold water applications, with longlasting performance in outdoor or installed environments. The smooth interior helps minimize buildup and maintains flow characteristics when the line is opened. Size and compatibility: 1 inch nominal pipe size with male NPT threads. Suitable for connections to corresponding female NPT threaded pipes. Applications and scenarios: Irrigation and underground sprinkler systems: used to seal ends of piping runs in outdoor irrigation networks. Pools and outdoor water lines: suitable for closing off sections of piping in pool plumbing or outdoor installations. Rainwater collection and other cold water systems: applicable to rainwater collection setups and general cold water distribution where a nonpotable endcap is required. Important notes: Not for drinking water installation. For cold water system only.