Fernco 6″x4″ Flexible Reducing Coupling is designed to connect cast iron or plastic pipes to cast iron or plastic pipes. With a maximum working pressure of 4.3 psi and a maximum working temperature of 120°F, this coupling ensures reliable performance. It is corrosion resistant, flexible, Lead-Free, removable, UV resistant, underground rated, and suitable for underground use. Comes with 2 stainless steel clamps.
- 6 in. x 4 in.
- PVC coupling
- Connects cast iron or plastic to cast iron or plastic.
- Maximum working pressure of 4.3 psi
- Maximum working temperature of 120 degrees Fahrenheit.
- Corrosion resistant, flexible, lead free, removable, UV resistant, underground rated, and underground use.
- Comes with 2 stainless steel clamps.








