Geberit Sigma8 Duofix In-wall Cistern
Before you order
Delivery only. Customer pickup is not available.
Geberit Sigma8 Duofix · the in-wall cistern most architects already specify.
Swiss design, German manufacturing, and a one-piece HDPE body that's been the industry default for a reason. The Duofix frame supports wall-hung pans on either S- or P-trap and works across Geberit's 30+ flush button range. Fully insulated against condensation, tool-free maintenance, and built for decades of quiet operation.
Design notes
- One-piece blow-moulded HDPE — leak-proof construction
- Insulated against condensation
- Compatible with all Sigma button styles
Specifications
- Brand: Geberit
- Range: Sigma8 Duofix
- Body: HDPE one-piece blow-moulded
- Trap compatibility: S-trap or P-trap
- Pan compatibility: All Mercio Wall-Hung Pans
- Button compatibility: 30+ Sigma mechanical, pneumatic, or electronic
Installation & compatibility
Duofix frame for wall-hung pans. Tool-free installation and maintenance.
In the box
- 1 × Sigma8 Duofix in-wall cistern with frame
Product information
Geberit Sigma8 Duofix · the in-wall cistern most architects already specify.
Swiss design, German manufacturing, and a one-piece HDPE body that's been the industry default for a reason. The Duofix frame supports wall-hung pans on either S- or P-trap and works across Geberit's 30+ flush button range. Fully insulated against condensation, tool-free maintenance, and built for decades of quiet operation.
Design notes
- One-piece blow-moulded HDPE — leak-proof construction
- Insulated against condensation
- Compatible with all Sigma button styles
Specifications
- Brand: Geberit
- Range: Sigma8 Duofix
- Body: HDPE one-piece blow-moulded
- Trap compatibility: S-trap or P-trap
- Pan compatibility: All Mercio Wall-Hung Pans
- Button compatibility: 30+ Sigma mechanical, pneumatic, or electronic
Installation & compatibility
Duofix frame for wall-hung pans. Tool-free installation and maintenance.
In the box
- 1 × Sigma8 Duofix in-wall cistern with frame
Dimensions are indicative and supplied by the manufacturer. Confirm critical measurements against the specification sheet before installation.
Need a Project Quote?
Builders, designers and renovators can send us their product list for consolidated pricing, supplier lead-time checks and freight assistance.