Extension for WC inlet pipe GEBERIT 30 cm model 361.887.16.1

GEBERIT extension for WC inlet pipe, 30 cm length, model 361.887.16.1, is a straight connector designed to increase the reach of a toilet cistern inlet when the original inlet piping is too short or has been removed during renovation. The extension is intended to be fitted into compatible Geberit inlet systems to restore or adapt the water supply connection while maintaining proper alignment and water flow to the cistern or pan.

Advantages

This 30 cm inlet pipe extension provides a precise and reliable increase in reach without altering the existing cistern. It is sized to maintain consistent internal diameter and water flow characteristics typical of Geberit inlet components. The extension simplifies installation adjustments, reduces the need for custom piping, and allows replacement of damaged or worn inlet segments while keeping the original inlet mechanism intact.

Suitable for

• Extending water supply connection to a toilet cistern or pan
• Bathroom renovations where inlet reach is insufficient
• Replacing short, damaged or corroded inlet piping
• Adjusting installation alignment between supply valve and cistern

Key specifications

• Overall length: 30 cm
• Designed for use with Geberit inlet systems
• Straight extension piece for inlet piping
• Maintains compatible internal diameter for standard water flow
• Intended for cistern-to-supply connection adjustments

How to use

Shut off the water supply before attempting installation. Remove any damaged or short inlet segment and ensure mating surfaces are clean and free of debris. Insert the extension into the existing Geberit inlet connection following the manufacturer's recommended engagement depth and secure per the system's connection method. Restore the water supply and check for proper operation and leaks at the connection points. If necessary, fine‑tune alignment to ensure smooth water flow into the cistern.

Usage recommendations

Use this extension only with compatible Geberit inlet components and follow the installation instructions of the cistern and inlet valve manufacturer. Verify sealing elements are in good condition or replace them when installing the extension. After installation, inspect connections for leaks and confirm correct valve function before regular use.