Charlotte Pipe Schedule 40 DWV PVC Adapter, 4 In. Hub x 4 In. FPT is designed for use in drain, waste, and vent (DWV) systems. The Hub end of the adapter fits Schedule 40 DWV pipes, providing a secure and leak-resistant connection. Its female iron pipe thread (FPT) end allows for easy installation with matching threaded components. This versatile adapter is i for plumbing applications that require a transition between PVC and iron pipe threads, ensuring efficient and reliable connections within DWV systems. Model Number: PVC 00101 1400HA