Geberit Duofix 500 x 980mm Frame For Wall-Hung WC With Omega Concealed Cistern




RRP: £474.29


3-4 Working Days Approx

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The Geberit Duofix Frame for Wall-Hung WC with Omega Concealed Cistern is a self-supported, powder-coated unit that is made to support WC ceramic appliances with absolute ease and strength. Fully insulated against condensation and complete with galvanized, adjustable feet with non-slip leg support and rotatable footplates; this unit also comes with top or front actuation and is capable of immediate post flush via the factory settings. Ideal for use in drywall construction, this product offers a flow pressure of 0.1 to 10 bar of water pressure and two possible flush volumes of 3 and 5.8 litres to choose from.

+  Read what's included..
Please Note all the measurements are in 'mm'
Colour Blue
Country of Origin Germany
Cistern Included Yes
Flush Type Dual Flush
Full Flush Volume in litres 7.5
Half Flush Volume in litres 3-4
Width 500
Height 980
Fixings included Yes
Water Supply Connections Left Or Rear Left

Geberit Duofix Details
  • Frame
  • Width: 500 mm
  • Depth: 170 mm
  • Height: 980 mm

  • Manufacturing code of this product is
  • Wall-hung WC frame with Dual flush Omega concealed cistern 12cm
  • Size: Width 500mm x Height 980mm
  • Self-supporting blue powder-coated frame
  • Frame with Ø 9mm drilling holes for fastening in wood frame construction
  • Frame prepared for support brackets for WC ceramic appliances with small contact surfaces
  • Galvanized adjustable feet: 0–20 cm
  • Non-slip leg supports and Rotatable foot plates
  • Foot plate depth suitable for installation in U-profiles UW 50 and UW75 and Geberit Duofix system rails
  • Connection bend can be mounted without tools at different depths, adjustable range 45mm
  • Fastening for connection bend, sound-absorbing
  • Comes with top or front actuation
  • Fully insulated against condensation
  • Cistern fulfills standard requirements in accordance with EN 14055, Class II
  • Immediate post flush possible with factory setting
  • Tool-free installation and maintenance work on concealed cistern
  • Water supply connection on the left or rear left
  • Protection cover box for service opening (cut to length) protects against moisture and dirt
  • Equipped with conduit pipe for feed pipe for connection of Geberit AquaClean shower toilets
  • With fastening option for electrical connection
  • Flow pressure: 0.1-10 bar
  • Maximum operating temperature of water: 25 °C
  • Flush volume factory setting: 5.8 and 3 l
  • Flush volume large adjustment range: 4.5 / 6 / 7.5 l
  • Flush volume small adjustment range: 3-4 l
  • Calculated flow rate: 0.11 l/s
  • Minimum flow pressure for calculated flow rate 0.5 bar
  • Refer technical diagram for more specification
  • Please refer PDF's of Installation Manual's and Guide from below.
  • Application purposes:
  • For drywall construction
  • For floor constructions 0–20 cm
  • For wall-hung WCs with projection up to 62 cm
  • For installation in part-height prewall installations or in
  • For installation in part-height Geberit Duofix system walls
  • For wall-hung WCs with connection dimensions in accordance with EN 33:2011
  • Scope of delivery:
  • Water supply connection Rp 1/2" - R 1/2", compatible with MF, with integrated angle stop valve and hand wheel
  • Connection set for WC Ø 90 mm
  • Protection box for service opening
  • Connection bend 90° made of PE-HD Ø 90mm
  • Adaptor socket made of PE-HD Ø 90 / 110 mm
  • Cup for flush volume reduction 4.0 / 2.6 l
  • 2x wall anchors
  • 2x protection plugs
  • 2x threaded rods M12
  • Fastening material.

Note: Must be used with pans designed for low volume flush. Any boarding must be fixed tight up against the face of the Duofix frame and screwed directly to the frame. The cistern can be operated with used water rainwater provided it is passed through a filter system first. The flush valve features settings to enable either a 6 l and 3 l flush or a 4.5 l and 3 l flush.

Additional Info

Total: £287.92 3-4 Working Days Approx QS Supplies

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GALASHIELS Date: March 9, 2021

Concealed Cistern
Purchased for my house which was refurbished. Excellent. Works well.



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Questions & Answers

Submit Your Questions 2 Questions Asked

Have a question about this item? Ask our tech team. We aim to reply within 72 hours. If you want to know get answers fast, please call us on 0116 251 0051

Mike Asked :
Hi I am interested in purchasing this frame can you please tell me the following 1 the frame is available with 2 sizes of flush tanks - can you tell me the part number for the larger 5.8-litre tank 2 Can the frame flush plate be fitted with front flush or is this a different part number Thanks Mike

Answered By QS Team :
Please be advised the frame has only 1 flush tank with the dual flush feature. The flush valve features settings to enable either a 6 ltr and 3 ltr flush or a 4.5 ltr and 3 ltr flush. Note: must be used with pans designed for low volume flush. The flush plate can be used either front or top access.

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Simon Asked :
Hi, I like this very much, but 980 mm is too tall in front of a window need a lower height model at lease 50mm lower what can you offer to please the same brand, please

Answered By QS Team :
We supply lower height models, for example, the Omega 82 ( or Kappa 82 (

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At QS Supplies, we use trustworthy carriers for deliveries across UK, Scotland and Ireland. We also follow an up-to-date tracking system to keep you posted on the status of your orders. Delivery dates are approximate, and therefore, we suggest you do not schedule any installation work until you have received the items. To learn more about our delivery service, click here. Please do not book Tradesmen until the items are safely received and thoroughly checked.


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