The toilet cistern is one of the most important elements in the bathroom, even though it is often invisible because it is almost always hidden in the wall. It is not just a water container, but a system that can influence acoustic comfort, water savings and even the overall design of the room.
Today, therefore, the flush cistern has become a concentration of technology, aesthetics and sustainability.
Why choose a Valsir toilet cistern
All the concealed cisterns in our range stand out for their certified quietness, guaranteed by special plastic materials tested at TÜV Rheinland laboratories. Both the design and production are entirely Made in Italy, and to this we must add ease of installation and particular attention to water efficiency.
There are three main models, which represent ideal solutions for different space and comfort requirements:
- Tropea S is the first cistern in the world designed to reduce flushing noise. At just 90 mm thick, it is one of the slimmest on the market and fits perfectly into modern bathrooms where every centimetre counts.
- Winner S, on the other hand, is synonymous with versatility. With a minimum height of 800 mm from the finished floor, it can be easily installed even under windows or in confined spaces. Multi-level flush adjustment allows for optimal control of water consumption.
- Cubik S is the answer to contexts where compact dimensions and maximum efficiency are required. With a width of only 300 mm, it is one of the most compact cisterns on the market, but at the same time guarantees silence and reliability thanks to the exclusive plastic compound developed specifically for this purpose.

Uncompromising silence
Acoustic comfort is one of the most important challenges for bathroom designers. Tropea S, Winner S and Cubik S are made of patented soundproofing plastic, which reduces the noise of water filling the cistern. The internal components also comply with the highest international standards, such as ISO EN 3822, WRAS and CSTB NF certifications, which attest to the excellence of a toilet cistern in terms of quietness. Not only that: they are designed to reduce limescale build-up for maximum durability.
Water saving and sustainability
In an age where water is a precious resource, the toilet cistern becomes an ally of sustainability. Our models allow you to choose between different flush settings – 6/3 litres, 4.5/3 litres or 4/2 litres – to suit every need without wasting water.
The Tropea S and Winner S cisterns have also obtained the maximum WELL score, a European certification that certifies the water efficiency of flushing systems. Furthermore, the production processes used to manufacture the cisterns have a low environmental impact and the materials used are completely recyclable.
Design and flush plates
A toilet cistern is not only functional, but also contributes to the aesthetics of the bathroom. Valsir flush plates are therefore designed to blend in with the style of the room, becoming a real piece of furniture.
The catalogue offers over 40 models and 240 possible combinations, with finishes ranging from tempered glass to stainless steel, from anodised aluminium to more precious versions such as gold and copper. There are also flush-to-wall solutions or customisation kits for a truly unique bathroom.
Versatile installation for every need
Whether for renovation or new construction, all Valsir cisterns offer mounting structures suitable for every situation. The cisterns can be installed in traditional masonry, on lightweight plasterboard or wooden walls, and are available in a self-supporting version capable of supporting up to 400 kg.

The cisterns are supplied 100% pre-assembled, simplifying work on site. Swivel fittings facilitate installation and reduce operating times. To support professionals, the company provides a dedicated technical service and the Valsir Academy, a training centre for installers and designers who wish to learn more about flushing systems.
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