The Fernco Flexseal Drain Standard Coupling (SC Series) is a flexible coupling designed for groundworks applications, providing a reliable connection for drainage systems. It's made from durable EPDM material and is black in colour.

Product Features:

• Size: 120mm inner diameter, 137mm outer diameter.
• Material: EPDM rubber.
• Colour: Black.
• Length: 120mm.

This 137mm size coupling offers a robust and flexible solution for various drainage applications.