Sigma Concealed Cistern on a white background
Sigma Concealed Cistern dimensional drawing

Sigma Concealed Cistern

Sigma concealed adjustable dual flush cistern, suitable for Sigma flush plates.


Product Notes

This product is not supplied with a flush plate. Please note this cistern is only compatible with the Sigma range.

Flush Plates

Features & Benefits.

  • Suitable for use with a back to wall toilet.
  • Simple, tool-free access to the cistern via the flush plate (sold separately) for easy maintenance.
  • Flush volumes can be reduced from 6/3 litre to a more economical 4.5/3 litre.
  • Leak-proof guaranteed. Made without seams and pressure tested for absolute water tightness.
  • Fully insulated against condensation.
  • Wide choice of flush wall plate styles to complement every bathroom.

Product specification.

  • 635
  • 570
  • 120
  • Plastic
  • 0.1 - 10
  • 25
  • Dual Flush
  • 5.8 / 3 or 4.5 / 3
  • EN 14055, Class II
  • 5 years

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