ProSource KJ-001 Coupling, 4 x 4 in, Clay to Cast Iron or Plastic Pipes, PVC, Black

The ProSource pipe couplings are for connecting pipes made of unlike materials such as clay to cast iron. It's suitable for underground use. Not for use on pressurized plumbing systems. For connecting pipes made of unlike materials such as clay to cast iron and underground Features: - Measures 4 x 4 in - Easy installation