"Great quality seat. Looks and feels luxurious. Like the swirl flush"
GSI Kube X Wall Hung Genius Pan and Slimline Soft Close Seat - 55cm
£800.00 (£666.67 ex VAT)
The Kube X 55cm wall-hung toilet by GSI Ceramica offers a streamlined, contemporary solution for modern bathrooms. Its Genius pan is engineered for optimal performance and hygiene, while the included slimline soft close seat provides quiet, controlled operation. Finished in durable gloss white, this compact wall-mounted design keeps floors clear and easy to clean, delivering both style and convenience with a lifetime guarantee.
and free UK delivery.
Available in showrooms and online a spectacular gloss white finish, with a further range of 2 colours (Matt White, Aredsia (Black) available in showrooms across the UK
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Our Showrooms
This product is on display in the below showrooms, making it easier for you to explore our products and make informed choices.
(Please note that the product in the showroom may not be this exact size).
Plumbers World ltd
Opening hours:
Monday: 8am - 5pm
Tuesday: 8am - 5pm
Wednesday: 8am - 5pm
Thursday: 8am - 5pm
Friday: 8am - 5pm
Saturday: Closed
Sunday: Closed
Pose Bathrooms
Opening hours:
Monday: 9.30am - 4.30pm
Tuesday: 9.30am - 4.30pm
Wednesday: 9.30am - 4.30pm
Thursday: 9.30am - 4.30pm
Friday: 9.30am - 4.30pm
Saturday: 9.30am - 2.30pm
Sunday: Closed
UK Bathroom Warehouse
Opening hours:
Monday: 8.30 am–5 pm
Tuesday: 8.30 am–5 pm
Wednesday: 8.30 am–5 pm
Thursday: 8.30 am–5 pm
Friday: 8.30 am–5 pm
Saturday: 10-4pm
Sunday: Closed
About
- 99.99% Antibacterial Extraglaze finish
- Wall Hung Design: Creates a contemporary, space-saving aesthetic and makes floor cleaning easier.
- Slimline Soft Close Seat: Ensures quiet closing and a sleek, modern look.
- Gloss White Finish: Offers a clean, bright and durable surface.
- Extended Guarantee: Comes with a lifetime guarantee for peace of mind.
- Free UK Delivery: Conveniently shipped directly to your door at no extra cost.
Frequently Asked Questions:
- What frame size do I need for this toilet?
For optimum performance from our market leading Swirlflush flushing technology, we recommend a minimum frame height of 820mm.
- What are the main dimensions of this toilet?
The toilet is a 55cm wall-hung pan.
- Does this unit include a toilet seat?
Yes, a slimline soft-close toilet seat is included with the pan.
- What colour options are available?
This model is available in a Gloss White finish.
- Does the toilet require assembly?
No, the pan and seat are ready for professional installation/plumbing upon delivery.
- How should I clean and maintain the toilet?
The Gloss White finish is an easy-to-maintain surface suitable for standard toilet cleaning products.
- What is the guarantee period for this product?
The toilet pan and seat are covered by a lifetime guarantee.
Got a question about this product? Contact our support team.
Product Specification
| Guarantee | Lifetime |
| Country Of Origin | Italy |
| Collection Name | GSI |
| Colour | Gloss White |
| Projection | 55cm |
| Hinge Type | Soft close |
| Wall Brackets Included | Yes |
| Delivery Time In Weeks | In Stock |
| Mounting Type | Wall Hung |
| Cistern Included | Cistern Not Included |
| Pan Projection | 55cm |
| Pan Width | 360mm |
| Pan Height | 420mm |
| Toilet Seat Material | Urea |
| Pan Material | Vitreous China With Antibacterial Protection |
| Rimless Bowl Design | Yes |
| Quiet Flush | Yes |
| Includes Pan Connector | Yes |
| Quick Release Toilet Seat | Yes |
| Seat Included | Yes |
| Soft Close Toilet Seat | Yes |
| Flush Plate Included | No |
| Wall Brackets Included | Yes |
| Frame Included | No |
Got a question with this product? Contact our support team.
Delivery & Guarantees
Technical Information
Need some help deciding?
To help you make an informed decision, our toilets buyers guide provide a short and informative overview of the bathroom products available here at 34 St John.
GSI Kube X Wall Hung Genius Pan and Slimline Soft Close Seat - 55cm
£800.00
GeniusFlush Technology
Genius Flush™ — Redefining What a Flush Can Be
The video showcases the precision and power behind our Genius Flush™ technology — a system engineered to deliver a cleaner, more efficient result in a single, seamless motion.
Through advanced water dynamics and optimized bowl design, the flush creates a controlled, high-velocity flow that thoroughly clears the surface while operating with remarkable quietness. The demonstration highlights both the strength and refinement of the system: powerful where it matters, discreet in performance.
Beyond force, the video emphasizes intelligent efficiency — achieving superior results with carefully calibrated water usage. The result is a flushing experience that feels effortless, hygienic, and impeccably engineered.
Genius Flush™ is not just an upgrade in performance.
It is a new benchmark in bathroom innovation.
GSI Ceramica - Technology and Design
Where Technology Meets Timeless Design
Discover the innovation behind every detail in our featured video from GSI Ceramica.
Blending advanced manufacturing with refined Italian design, each collection delivers durability, sustainability, and modern elegance — crafted to elevate contemporary bathroom spaces.
Watch the video and experience premium bathroom design redefined.
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