Collection: In Wall Cistern- Geberit Sigma 8

Geberit In-Wall Cistern

Geberit Sigma 8 In Wall Cistern - Wall Faced

• WELS 4 Star 4.5L/3L.
• Leak-proof high density, impact-resistant one-piece blow moulded HDPE tank.
• A dual-flush plate provides access for servicing the internal parts of the cistern.
• Suitable for S or P trap back to toilet pans.
• Operating pressure 10-1000kpa.
• Fits standard 90mm walls.
• Freedom to choose over 30 flush button designs available in Australia.
• Up to 15 years warranty and 25 years spare parts availability.
• Only compatible with Geberit buttons

The Geberit Sigma8 Concealed Cistern is designed in Switzerland and made in Germany from a single piece of blow moulded HDPE, making it permanently leak-proof.

The Geberit In-Wall Cistern is a premium concealed flushing system designed to create a sleek, modern bathroom aesthetic by hiding the cistern and plumbing behind the wall. Renowned for Swiss engineering and exceptional reliability, Geberit in-wall cisterns are built for long-term performance and easy maintenance, making them a popular choice for both residential and commercial bathrooms.

Compatible with a wide range of wall-faced and wall-hung toilet pans, the concealed design maximises space, simplifies cleaning, and delivers a minimalist finish without compromising on functionality.

Features

• Concealed cistern design for a clean, modern appearance
• Suitable for wall-faced floor mounted and wall-hung toilet pans
• Dual flush technology for improved water efficiency
• Quiet and reliable flushing performance
• Durable corrosion-resistant frame and components
• Access to servicing through the flush plate opening – no wall removal required
• Compatible with a variety of Geberit flush plates and finishes
• Engineered and tested for long-term durability

Benefits

• Creates a streamlined, clutter-free bathroom
• Maximises usable floor space
• Easy to clean with concealed pipework and cistern
• Water-saving dual flush operation
• Trusted Swiss quality with readily available spare parts
• Ideal for new builds and bathroom renovations

The Geberit In-Wall Cistern combines innovative design with proven performance, offering a premium concealed toilet solution that is stylish, efficient, and built to last.

For specifications, compatible flush plates, and installation details, visit Geberit Australia.