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Geberit Alpha 12cm Dual Flush Concealed Cistern 109cm Installation Height

Part No.: 109.012.00.1

£139.95

In Stock

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Overview

Geberit Alpha 12cm Dual Flush Concealed Cistern

The Geberit Alpha 12cm Dual Flush Concealed Cistern is a compact and efficient solution for modern bathrooms, designed for installation behind walls to create a sleek, uncluttered aesthetic. Featuring a dual flush system with adjustable volumes (6/3 litres), it promotes water conservation without compromising performance. Fully insulated against condensation and compatible with Geberit Alpha flush plates, it supports front actuation and immediate post-flush functionality. Built from high-quality plastic and suitable for wall-hung or back-to-wall WCs, it offers reliable operation with a flow pressure range of 0.1–10 bar and a maximum water temperature of 25°C.

Application Purposes:

  • For drywall construction
  • For installation in part or room-height prewall installations
  • For installation in room-height installation walls
  • For floor-standing WCs

Characteristics:

  • Adjustable in depth
  • Installation height 109 cm
  • Geberit Alpha concealed cistern 12 cm fully insulated against condensation 
  • For front actuation, suitable for dual flush
  • Immediate post flush possible with factory setting
  • Cistern fulfils standard requirements in accordance with EN 14055, Class II 
  • Flush bend fitted
  • Water supply connection on the rear or top centre
  • Protection box for service opening, can be cut to length, protects against moisture and dirt

Technical Data:

  • Material: Plastic
  • Flow pressure 0.1-10 bar
  • Maximum operating temperature, water 25°C
  • Flush volume, factory setting - 5.8 and 3l
  • Flush volume large, adjustment range - 4 / 4.5 / 6 / 7.5 l
  • Flush volume small, adjustment range - 2-4l

What’s Included:

  • Water supply connection unit R 1/2", compatible with MasterFix and MeplaFix, with integrated angle stop valve and adapter ring
  • Protection box for service opening
  • Fastening for flush bend
  • Flush bend extension, ø 45 mm
  • 2 fixing brackets
  • Fastening and protection material

Please note that all measurements are approximate, and images are for illustrative purposes only

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Delivery FAQs

Larger pallet couriers will contact you on the day to let you know a rough time for delivery, due to the size and cost, a signature is always required.
We always suggest someone is home to accept the delivery, as missing your delivery may result in a re-delivery fee being charged

If the courier has left you a calling card you may contact them directly to rearrange delivery for a more convenient time. If you have not received a calling card, we will be able to assist you in re-booking delivery. Please use the live chat function to speak directly to a member of the team, or alternatively email us at info@victorianplumbing.co.uk.

Orders can be updated and modified up until the picking process begins. To amend your order please get in touch via Live Chat or by emailing us at info@victorianplumbing.co.uk.

If you would like to upgrade your delivery or arrange to split your delivery, you can do this via the help centre.
Please note, once your order has begun to be picked at our warehouse, you will not be able to make any further additions.

Yes, please get in touch with the team either via live chat or at info@victorianplumbing.co.uk to arrange a pre-order.

If you are ordering other in-stock items alongside this, please be aware your shipment will be held until all items are ready to be dispatched. If you would like to arrange a split delivery, please let the team know as soon as your order is confirmed.

We can only deliver and accept signatures from the delivery address as per the order.

Larger pallet couriers will contact you on the day to let you know a rough time for delivery, due to the size and cost, a signature is always required. Small parcel couriers may leave these with a neighbour if no one is home to accept delivery and leave an appropriate calling card if so. 

We always suggest someone is home to accept the delivery, as missing your delivery may result in a re-delivery fee being charged.

Returns

For further information on our returns process, please check out our Returns Information Page.

International Delivery

Available - delivery costs will be calculated at the checkout.

Please note:

  • Out-of-stock items will despatch on a similar timescale once in stock.
  • You will be advised of any changes in the expected in-stock date.
  • The delivery timescale of an order is dependent on the size of the largest item in the order, relating to the guide above.We strongly advise that you do not book plumbers until your goods have arrived and have been checked, we are not liable for any plumbers costs, consequential loss or compensation in any way.

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Current Item

Victorian Plumbing

Geberit Alpha 12cm Dual Flush Concealed Cistern 109cm Installation Height

£139.95

In Stock

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