Form a leak-resistant connection between pipes, no glue required, with the 3 in. PVC Union Sch. 80 FPT X FPT. This easy-fit coupling has two FPT ends that thread onto 3 in. Sch. 80 MPT pipe ends. Union is NSF/ANSI 61+372 listed. The union fitting provides a corrosion-free connection and prevents costly property damage. Durable fitting is made of PVC plastic. EPDM O-ring in the center of union seals pipe connection point.