The Architect's Guide to Invisible Barriers

Concealed gate system is a category of solutions worth knowing, even if not every project calls for one. The ability to hide a gate underground can be invaluable in projects where it is difficult to match the right fence to the terrain. A poorly planned gate can seriously complicate the build and cause everyday problems for users. A well-chosen one stops being a design issue and becomes a natural part of the property.

When does a gate hidden underground have an advantage over a traditional fence?

Swing and sliding gates perform perfectly well in many projects. The problem arises when their structural limitations conflict with the terrain of a specific property or the assumptions of the design.

The first situation where traditional gates can become a problem is an unusual plot geometry. To install a sliding gate, you need a free section of fence equal to the width of the entrance. A swing gate, in turn, requires a clear arc with a radius matching the width of the leaf. When the garage sits close to the fence line or the plot is very narrow, installing either type becomes a challenge. This forces architects to look for non-standard solutions such as an invisible driveway gate. Because it descends below ground when opening, it requires no free space around it, so the width of the plot is no longer a constraint.

An invisible driveway gate also works well with unusual topography. On a sloped driveway, a swing leaf may collide with the surface, and a sliding gate requires the ground to be levelled along the rail. A gate hidden in the ground operates vertically, so the gradient does not affect the panel's movement. On steeper slopes, linear drainage on the higher side is sufficient.

The aesthetic assumptions of the project also matter. If the aim is minimalism, open space or a representative street-facing façade, a visible sliding or swing gate can undermine the intended effect. A gate that disappears below ground level preserves a clean composition without sacrificing access control.

What to include in the design?

The FANCY FENCE system is based on a reinforced concrete cassette that serves as both the foundation and the housing for the mechanism. It is installed during earthworks, so it is worth thinking about it as early as possible. Designing a retractable gate does not require a great deal of effort from the architect, but the detailed design must account for the position of the cassette relative to the fence line, the surface level and the routing of underground services. Dimensional files and other essential information are available on our website in the Architect's Area.

Installation runs smoothly thanks to the prefabricated reinforced concrete cassette, which provides a stable foundation and mechanism housing. The system is assembled by qualified FANCY FENCE teams, so the only task is to coordinate the installation so that it does not clash with other stages of construction.

Typical design scenarios

The modular construction of FANCY FENCE means fences of any length and configuration can be created. A single section can be up to 12 metres wide, so an entrance can be closed with just one panel. An example of such a solution is the implementation in Krakow. Another advantage is the ease of maintaining visual consistency. A pedestrian gate can be virtually indistinguishable from the rest of the fence, or it can be deliberately differentiated with a different material.

In projects where the fence is meant to disappear from view, ground covers play an important role. For additional safety, steel covers can have an anti-slip surface. If the priority is a subtle, elegant design, the cover can be filled with the same material as the driveway surface. Once the gate is open, it becomes practically invisible.

Infills and matching the architecture

The system allows extensive personalisation of panels. Available infill options include HPL panels, sintered quartz, Corten steel, stainless steel, copper, tempered glass and timber. Panels can also be made from materials supplied directly by the investor. Design freedom extends to infill density as well. The standard configuration uses posts with 100 mm spacing, but semi-solid and solid versions are also available. They provide greater screening while remaining elegant and adaptable to the aesthetic of the project.

3D configurator in client work

A gate hidden underground is a solution that many investors have never encountered before. When described verbally, concealed gate systems can seem abstract, which is why it is better to visualise them. The free 3D configurator on the FANCY FENCE website allows you to compare infill variants, dimensions and configurations in real time. At the concept stage, this makes work considerably easier, as it lets you show the client a concrete visualisation instead of an abstract description. The tool is available online with no fees, registration or obligations.

If a traditional gate forces compromises in your project, it is worth checking whether an underground system might be a better solution. Try the configurator and find out in just a few minutes.