Geberit Monolith Sanitary Module for Floor-Standing WC 101 cm
Quick guide for the Geberit Monolith sanitary module (101 cm). Includes installation requirements, technical specifications, flush settings, and scope of delivery for floor-standing WC installations.
Table of contents
Important Information
The Geberit Monolith sanitary module is a self-supporting unit designed for floor-standing WCs. It features a dual flush system and a fully insulated cistern to prevent condensation. This module is suitable for renovations, conversions, and new buildings, allowing for the replacement of low-level exposed cisterns.

Application Purposes
- For floor inlets.
- For wall inlets with an inlet height of 18 cm.
- For floor-standing WCs with P-bend and water inlet height 32–36 cm above the floor (EN 33).
- For connecting Geberit AquaClean Tuma WC complete solutions.
- For mounting on finished floors.
- For installation in front of drywalls or solid walls.
Technical Data
- Flow pressure: 0.1–10 bar.
- Operating temperature (water): Max 25 °C.
- Flush volume (factory setting): 6 / 3 l.
- Flush volume (large, adjustment range): 4.5 / 6 l.
- Flush volume (small): 3 l.
Scope of Delivery
- Water supply connection set with 2 angle stop valves, 1/2".
- Flush bend extension 160 mm.
- Sleeve made of EPDM, ø 44 / 55 mm.
- Connection bend made of PP, ø 90 mm.
- Adaptor socket made of PE-HD, ø 90 / 110 mm.
- Base cover.
- Fastening material for drywall and general fastening material.
Accessories
- Set of fixing bolts made of aluminium for side cladding.
- Conversion set for Geberit AquaClean WC enhancement solutions.
- Lateral water supply connection set for Geberit Monolith sanitary module.
Manufacturer information
Geberit Group
Practical help
Common problems
Ensure the water inlet height is 32–36 cm above the floor for floor-standing WCs.
The operating water temperature must not exceed 25 °C.
Before use
- Verify the wall inlet height is 18 cm.
- Ensure the floor-standing WC has a P-bend.
- Check that the installation surface is a finished floor.
- Confirm the wall type is either drywall or solid wall.
- Check water supply pressure is between 0.1 and 10 bar.
Specs in practice
- Flow pressure
- The required water pressure range (0.1–10 bar) for the cistern to function correctly.
- Flush volume
- The amount of water used per flush; factory set to 6L (large) and 3L (small), with adjustable large flush range.
Images and diagrams
- The diagram illustrates the dimensions of the 101 cm module, including the required connection heights and widths for installation.
Model compatibility
- Compatible with Geberit AquaClean Tuma WC complete solutions.
- Compatible with Geberit AquaClean WC enhancement solutions (requires accessories).
Manual page author
David Miller
Documentation analyst
Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.