Geberit Aquaclean Tuma Classic Floor standing back to wall bidet shower toilet


Geberit AquaClean Tuma Classic Floor standing back to wall bidet shower toilet: 146.320.11.1

The Geberit AquaClean Tuma classic offers freshness and comfort for every home. Thanks to its compact form, the shower toilet makes optimum use of space. The smart product concept combines simple yet elegant design with sophisticated technology.
The shower toilet features the patented WhirlSpray shower technology and a Rimfree® WC ceramic pan. There are also additional functions such as integrated connections, water heater and a spray arm with Whirl-Spray technology and 5 different spray intensities.

Product Description

The Geberit Aquaclean Tuma Classic floor standing back to wall bidet shower toilet mdel No 146.320.11.1​

True contemporary elegance and excellence in design. so much more than just another Toilet. Offering an all-encompassing list of features, such as a washdown WC manufacturered in dirt-repellent ceramic for extremely easy cleaning. The Geberit Aquaclean comes complete with an integrated connections, water heater and a spray arm with Whirl-Spray technology and 5 different spray intensities.

Installation Requirements

  • Connection piping to the sewerage waste system
  • The seat requires a mains water supply of between 0.06 Mpa (0.6 bar) and 0.90 Mpa (9.0 bar) pressure. The inlet for the seat water supply is on the right facing the toilet pan.
  • A fully compliant power source to the seat (in U.K. to BS7671)230V 50Hz 1.7Kw max
  • This unit requires a concealed cistern or glass cistern cabinet
  • Before Installing if you have any doubts please call 01442 843746 for technical guidance.

Toilet pan specification

  • Wall mounted toilet pan
  • Contemporary modern rimless design
  • Made from High-Quality Vitreous China in pure white
  • Suitable for horizontal & bottom soil pipe connections

Bidet Functions

  • Comes in White Finish
  • Water heating via continuous flow heater
  • Anal shower with WhirlSpray shower technology
  • Continuous flow heater can be deactivated
  • Spray arm with nozzle can be extended for anal area
  • Spray intensity can be set to five different levels
  • The spray arm can be set to five different positions
  • Adjustable oscillating spray (automatic forward and reverse motion of the spray arm)
  • Automatic pre- and post rinsing of the spray nozzle with fresh water
  • Descaling program
  • Rimless WC ceramic appliance
  • Washdown WC with dirt-repellent ceramic surface
  • User detection
  • WC seat with Soft Closing
  • WC lid with Soft Opening
  • Functions and settings via downloadable smartphone app
  • Four individual user profiles can be programmed
  • Water supply connection on the left, hidden behind the WC ceramic
  • Hidden water and power connections

Technical Details

  • Protection class: I
  • Protection degree: IPX4
  • Nominal voltage: 230 V AC
  • Mains frequency: 50 Hz
  • Power consumption: 2000 W
  • Power consumption standby: ≤ 0.5 W
  • Flow pressure: 0.5–10 bar
  • Operating temperature: 5–40 °C
  • Water temperature, adjustment range: 34–40 °C
  • Water temperature, factory setting: 37 °C
  • Calculated flow rate: 0.02 l/s
  • Minimum flow pressure for calculated flow rate: 0.5 bar
  • Spray time: 50 s
  • Application purposes:
  • For convenient washing toilet use
  • For gently cleaning the anal and vaginal areas with water
  • Scope of delivery:
  • Water supply connection set for Geberit Sigma concealed cistern 12 cm and Geberit Omega concealed cistern 12 cm, installation height 112 cm
  • Female inline socket for mains connection
  • Sound insulation set
  • Spray shield
  • Connection set for WC, Ø 90 mm
  • Maximum load WC seat: 150 kg

International Certification

  • CE, WRAS, EN1717, EN 13077
  • Please Note. To achieve full WRAS compliance an ‘Approved’ single check valve or some other no less effective back flow prevention device providing back flow prevention protection to at least fluid category two must be fitted at the point of connection between the water supply and the water inlet to this appliance.



  • Geberit AquaClean Warranty + 1
  • 2 years manufacturers warranty pats and labour, third year parts only subject to registration. Register online HERE


  • In stock for immediate pick up from our HP4 1QR warehouse or delivered in 2~5 working days from receipt of order depending on your location. There is an additional charge of £59.95 for areas in the U.K. considered “Remote” by our courier and £89.95 to Europe and non-mainland U.K. Please click for REMOTE AREA LOCATIONS

Price Promise

  • We will beat any genuine U.K. seller price that is available in their stock. Found it cheaper elsewhere, call us on 01442 843746

Frequently Asked Questions

How long will it take to receive my goods?

Dependent on the type of order we either send by DPD Courier which means the goods will be delivered the next working day (excluding weekends or holidays) or we send by Royal Mail to addresses in the U.K. If you pick 1st Class Mail, this will usually be delivered in 1 to 2 days. For 2nd Class Mail please allow up to 5 working days. For the EU and rest of the world we Airmail which means you will receive your goods in 2 to 5 days dependent on your location. If it is absolutely essential you receive your order on a certain day, maybe because you have booked a plumber etc. we strongly recommend you use our DPD next business day guaranteed delivery service.

What is the warranty and return policy

Warranty Condition:
Bidet Showers Kits, Showers, Accessories and Mixers: we offer to repair or replace, excluding postage / packaging if the unit fails due to a manufacturing fault with in the first 1 year of normal intended use.

Electronic Bidet seats: we offer to repair or replace, excluding postage / packaging, if the item fails due to a manufacturing fault with in the first 2 years of normal intended use. Removal, return and Installation is not covered under this warranty.

If you have a change of mind, goods may be returned within 7 days of receipt in original undamaged, re-saleable condition. It is the purchasers responsibility to ensure the goods are returned to and received by us in the required condition.

simple explanation on how the units are installed?
If it is felt the particular product requires connection instructions these can be viewed by clicking the addition images / information tab on the product page or, if not available online, by emailing us for instructions at
Where is the bidet shower made?
Our products are sourced from a number of quality assured manufacturers from Europe, the Far East and United States. We also design and package all of our warm water kits at our operation in the United Kingdom.
What is the shower head made from?
Dependent on the model they are made from either ABS and a combination of metal or all metal such as Brass with chrome finish. You can obtain this information by clicking the product details tab of any model and referring to the specification details.
How much water pressure do most homes have?
The average home has between 20 and 60psi (1.5 – 4 bar)