This 1″ Sch 80 PVC Tee (SOC x FNPT x SOC) adds a branch to a pipe 90 Deg to the main line. This tee joins to the main line with solvet welding but the branch line has female threads. Sch 80 PVC is robust and durable, perfect for commercial and industrial applications. Petram PVC has all the schedule 80 PVC and CPVC fittings and valves you need for your project.