This 4″ Sch 80 PVC 90 Deg Elbow (SOC x SOC) turns the direction of a pipe by 90 Deg. Socket connections are joined to pipe of the same diameter with solvent welding. Sch 80 PVC is robust and durable, perfect for commercial and industrial applications. Have a question? Check our technical resources section or give us a call and take advantage of our years of experience.