The Geberit Slimline Sigma Concealed Cistern 8cmD is a blow mold plastic concealed cistern from Geberit's Sigma range. Geberit covers it with a 10-year manufacturer's guarantee. Please note: to complete the installation you will also need the Geberit Sigma40 Round Dual Flush Plate, Matt Black (115.628.14.1) and the Geberit Sigma40 Round Dual Flush Plate, Brushed Stainless Steel (115.628.FW.1), sold separately.
Highlights
- Colour: White
- Material: Blow Mold Plastic
- Flush Type: Dual Flush
- Guarantee: 10 Years
- Dimensions: Cistern Depth 80mm, Cistern Height 625mm, Cistern Width 410mm
Specification
| Button/Handle | Not Included |
|---|---|
| Colour | White |
| Flush Capacity | 6/3 Litre |
| Flush Mechanism? | Included |
| Flush Type | Dual Flush |
| Guarantee | 10 Years |
| Material(s) | Blow Mold Plastic |
| Brand | Geberit |
| Manufacturer code | 109.792.00.1 |
Dimensions
| Cistern Depth | 80mm |
|---|---|
| Cistern Height | 625mm |
| Cistern Width | 410mm |
Downloads
- Installation instructions: Concealed cistern Sigma 8 cm (PDF)
- Installation instructions: Sigma 8 cm / Alpha 8 cm cup (PDF)
- Installation notice: Fixing bracket 8/12 cm (PDF)
- Maintenance manual: Sigma 8 cm concealed cistern (PDF)
- Maintenance manual: Sigma 8 cm concealed cistern (2023–) (PDF)
Video
Delivery
Delivered direct from the UK distributor's warehouse, usually within 3-4 working days of your order. Larger items such as baths, trays, enclosures and furniture arrive by van to the kerbside. You can also choose to collect from our Northampton store once it arrives.
🏪 Collect in-store — usually ready in 2-3 working days, 2 Ashburnham Road, Northampton.
UK delivery £3.99 — FREE on orders over £85. Orders are typically dispatched within 2-3 working days. We ship fully tracked with DX Delivery and Evri and email your tracking as soon as it ships. Full delivery information.
- 14 days to change your mind — return most items within 14 days of delivery, unused, in their original packaging and resaleable condition.
- Contact us first with your order number and we’ll send return instructions.
- Return postage is at your own cost — unless the item is faulty, damaged or incorrect.
- Faulty or incorrect item? Tell us within 30 days of delivery and we’ll arrange a replacement or refund at no extra cost.
- Refunds go back to your original payment method within 7 working days of inspection. Please note fireworks are strictly final-sale.