Duravit
Sigma 8cm Slimline Concealed Cistern
In Stock
Available now and ready for dispatch.
Delivery typically 2–5 working days.
Regular price
£244.95
Essential products
VENTI20 Flush Plate for Geberit Sigma 8 & 12
From £755.95
ANELLO Flush Plate for Geberit Sigma 8 & 12
From £694.95
Flush Plate for Geberit Sigma 8 & 12
From £631.95
INVERSO RIGATO Flush Plate for Geberit Sigma 8 & 12
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We help design your perfect bathroom using 2D and 3D visuals, so you're confident before you buy. Our team is here at every step — from selecting the right fittings to aftercare support once your bathroom is complete.
Find out moreWarranty
Every product comes with the full manufacturer's warranty. We also offer the Soaque Warranty — a service guarantee that goes above and beyond the legal minimum, ensuring you receive aftercare you can trust.
Delivery
We work with trusted couriers and consolidate orders where possible. Some products are delivered kerbside on pallets — onward handling into the property is the customer's responsibility. Items may occasionally arrive separately.
Returns
You have 14 days from receipt to request a return for a full refund. Due to the specialist nature of our products, returns can be costly — we encourage you to speak with our team before ordering. Return delivery costs are the customer's responsibility.
In Stock
Available now and ready for dispatch.
Delivery typically 2–5 working days.
Regular price
£244.95
Essential products
VENTI20 Flush Plate for Geberit Sigma 8 & 12
From £755.95
ANELLO Flush Plate for Geberit Sigma 8 & 12
From £694.95
Flush Plate for Geberit Sigma 8 & 12
From £631.95
INVERSO RIGATO Flush Plate for Geberit Sigma 8 & 12
From £1,328.95
We help design your perfect bathroom using 2D and 3D visuals, so you're confident before you buy. Our team is here at every step — from selecting the right fittings to aftercare support once your bathroom is complete.
Find out moreWarranty
Every product comes with the full manufacturer's warranty. We also offer the Soaque Warranty — a service guarantee that goes above and beyond the legal minimum, ensuring you receive aftercare you can trust.
Delivery
We work with trusted couriers and consolidate orders where possible. Some products are delivered kerbside on pallets — onward handling into the property is the customer's responsibility. Items may occasionally arrive separately.
Returns
You have 14 days from receipt to request a return for a full refund. Due to the specialist nature of our products, returns can be costly — we encourage you to speak with our team before ordering. Return delivery costs are the customer's responsibility.
About this product
Sigma 8cm Slimline Concealed Cistern
From Geberit's Sigma range, this slimline 8cm concealed cistern is designed for BTW floor-standing WC installations where depth is at a premium. At just 80mm deep and 1190mm high, it delivers all the reliability of the Geberit Sigma system in a particularly space-efficient format, compatible with over 100 Geberit Sigma flush plate finishes.
Key Features
- Slimline 80mm cistern depth — ideal for space-restricted BTW pre-wall installations
- Construction height 1190mm; front actuation
- Fully insulated against condensation; factory flush setting 5.8L / 3L
- Adjustable flush volumes — large flush 4.5 / 6 / 7.5L; small flush 2–4L
- Tool-free installation and maintenance via protection box
- Every cistern is leak-tested before delivery; 50-year spare parts guarantee
- Compatible with over 100 Geberit Sigma flush plate finishes
- Flush plate sold separately, to be paired with Geberit Sigma or Gessi flush plates
Why Choose Geberit
Geberit's concealed cisterns have been installed in over 70 million bathrooms worldwide, and each one is leak-tested before delivery. The Sigma range reflects a commitment to reliability and considered engineering — designed to work quietly and efficiently within the fabric of a well-planned bathroom, with spare parts availability guaranteed for 50 years.
Care & Installation
Wipe with a soft cloth; avoid abrasive cleaners. Follow the enclosed installation instructions for best results.
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