Fernco DWV Sewer and Drain PVC Iron Pipe Hub Adapter, 2 In x 1-1/2 In. serves as a reliable connection between plastic DWV Schedule 40 or Schedule 30 piping and cast-iron pipe hubs. This adapter eliminates the need for packing, chemical mixtures, or additional materials during installation, providing a water and gas-tight joint for secure and efficient plumbing. Designed specifically for service-weight cast-iron hubs, it an easy and effective solution for joining different piping materials without complications. Model Number: P22U-139