Geberit SIGMA Slimline 80mm Concealed Dual Flush Cistern


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This Geberit Slimline Sigma Concealed Cistern 8cmD with a construction height of 119cm is perfect for space is at a premium, suited for quick and easy installation in part-height or room-height prewall or partition walls.

It is designed to work with BTW floor-standing toilet pans and has front actuation.

Geberit concealed cisterns are the classics of modern bathroom installations with over 60 million installed in bathrooms worldwide.

They are known for their reliability, as every cistern is leak-tested before it is delivered. The 50 year guaranteed spare parts availability provides long-term security.

Geberit concealed cisterns are equipped for installation requiring electrical connections. This means shower toilets, odour extraction units, touchless flush plates and other devices can be installed or retro-fitted quickly and easily.

This Cistern is compatible with over 120 Geberit Sigma Flush Plate finishes from the ranges below:

  • Dual Flush: Sigma01, Sigma20, Sigma21, Sigma30, Sigma50 & Sigma70
  • Single Flush: Sigma10 & Sigma30


  • Fully insulated against condensation
  • Flush bend fitted
  • Tool-free installation and maintenance work on concealed cistern
  • Water supply connection on the rear or top centre
  • Flush volume, factory setting 5.8 and 3l

What’s Included:

  • Water supply connection Rp 1/2" - R 1/2", compatible with MF, with integrated angle stop valve and hand wheel
  • Protection box for service opening
  • Flush bend 90°
  • Fastening for flush bend
  • Protection plug
  • Cup for flush volume reduction 4.5 / 3l
  • Fastening material
  • 2 fixing brackets


Not Included
Cistern Depth
Cistern Height
Cistern Width
Flush Capacity
6/3 Litre
Flush Mechanism?
Flush Type
Dual Flush
10 Years
Blow Mold Plastic
Concealed Cistern

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