In a compelling demonstration of adaptive reuse and sensitive architectural intervention, Madrid-based studio Bardo has completed its inaugural project in Barcelona, meticulously renovating a 646-square-foot 19th-century flat. The ambitious undertaking centered on a profound structural overhaul, meticulously peeling back layers of previous modifications to reveal and celebrate the building’s inherent historical character, most notably its distinctive Catalan vaulted ceilings. This project not only breathes new life into a compact urban dwelling but also offers a masterclass in integrating historical elements with contemporary design principles, fostering an environment of spatial fluidity and understated elegance.

Project Genesis and the Challenge of Heritage
The flat, situated in a historic Barcelona building dating back to the 19th century, presented both significant challenges and unique opportunities. Typical of its era, the original layout was characterized by a series of compartmentalized rooms, often constrained by numerous load-bearing walls that dictated a rigid internal structure. For Bardo Arquitectura, venturing into Barcelona’s rich architectural tapestry for the first time, this project demanded a deep understanding of local construction techniques and a respectful approach to historical preservation. The initial phase involved an extensive structural intervention: the strategic removal of several key load-bearing walls. This critical operation was not merely about opening up the floor plan but was a deliberate act to liberate the space, allowing for a complete reimagining of its internal dynamics while ensuring the structural integrity of the venerable edifice.

The decision to embark on such a significant structural modification in a century-old building is always fraught with engineering complexities and regulatory hurdles. Herton Reformas, the appointed builder for the project, would have navigated these challenges, ensuring that the structural work was executed with precision and adherence to modern safety standards, while respecting the building’s historical fabric. Such interventions typically involve extensive temporary shoring, careful assessment of load distribution, and the introduction of new, often concealed, structural elements to compensate for removed walls. This meticulous process allowed the architects to fundamentally alter the internal spatial configuration, moving away from a series of enclosed boxes towards a more open and interconnected living environment.
The "Revoltó": A Foundational Design Inspiration

Central to the design narrative was the serendipitous discovery and subsequent celebration of the Catalan vaulted ceiling, locally known as revoltó, with its characteristic ceramic joists. While Bardo, as a Madrid-based studio, acknowledged their initial unfamiliarity with this specific construction system, its unique rhythm, texture, and inherent beauty immediately captured their attention. This encounter proved to be a pivotal moment, transforming what could have been a mere structural element into the true starting point and guiding principle of the entire design.
Catalan vaults, a traditional construction method prevalent in Catalonia and other parts of Spain since the Middle Ages, reached their zenith in the 19th and early 20th centuries. These vaults are typically constructed using thin, flat bricks (rasilla) laid in layers with quick-setting gypsum mortar, creating elegant, self-supporting arches that are both lightweight and incredibly strong. Their construction often involves minimal formwork, making them efficient and economical. Architecturally, they are renowned for their distinctive aesthetic – the exposed ceramic tiles creating a warm, textural canopy that speaks volumes of artisanal craftsmanship. Figures like Antoni Gaudí famously integrated and innovated upon these vaults, demonstrating their versatility and structural poetry in iconic Barcelona buildings. For Bardo, rather than concealing or neutralizing this historical feature, the revoltó was intentionally preserved and highlighted, its inherent geometry and material quality setting the tone for every subsequent design decision.

Translating History into Modernity: Curves and Color Palette
The architect’s decision to embrace the revoltó led to two key design strategies. Firstly, its cadence and geometry were fluidly translated into curved forms throughout the apartment. This organic language, a direct echo of the vaulted ceilings, softens the otherwise rigid lines of a typical urban flat. The most striking manifestation of this is the large wardrobe and integrated bed unit in the dressing area. Its undulating façade mirrors the rhythmic arching of the joists, transforming a purely functional storage element into a sculptural interior façade that gracefully organizes the space and intuitively guides movement within the open plan. This curved gesture avoids sharp angles, fostering a sense of continuous flow and expansive perception, crucial in a compact dwelling.

Secondly, the material and color palette were carefully curated to allow the historical ceiling to take center stage. A predominantly neutral palette—comprising warm creams, natural wood finishes, and soft textures—was adopted throughout the house. This choice creates a serene and cohesive backdrop, allowing light to diffuse gently and enhancing the sense of calm and continuity. Color, therefore, was reserved almost exclusively for the ceiling beams and vaults themselves, deliberately highlighting their presence and allowing them to stand out as the primary visual and historical anchor within the overall composition. This thoughtful contrast ensures that the architectural heritage is not just present but actively celebrated and integrated into the contemporary design.
Spatial Flow and Functional Zones

The structural intervention fundamentally reconfigured the flat, transforming it from a series of isolated rooms into a fluid, interconnected sequence of spaces. This re-conception is a hallmark of modern urban living, where flexibility and openness are paramount. The architects strategically employed several design devices to achieve this seamless flow without sacrificing functionality or privacy where needed.
Mirrors, often underestimated as mere reflective surfaces, were utilized as powerful spatial tools. Strategically placed, they amplify natural light, particularly valuable in city apartments that may have limited exterior exposure. Beyond illumination, mirrors visually connect different areas of the home, blurring boundaries and creating an illusion of expanded depth. This clever use of reflection prevents the need for additional physical partitions, maintaining the open-plan ethos.

Privacy, especially in a compact, fluid layout, was addressed with subtle yet effective solutions. In the bedroom, a curved glass enclosure was introduced. This element acts as more than a mere door; it becomes a translucent sculptural piece that filters the relationship between the sleeping area and the main living space. It softens the transition, maintaining visual connection and light flow while simultaneously introducing a necessary degree of privacy and acoustic separation. The choice of curved glass further reinforces the project’s overarching design language, echoing the organic forms inspired by the revoltó.
The kitchen, traditionally the heart of a home, functions as the domestic core in this Barcelona flat. Its design balances practicality with aesthetic appeal. Fluted wooden fronts, a tactile and sophisticated detail, introduce a subtle textural contrast against the dominant neutral palette. A large smoked mirror in the kitchen further enhances the sense of openness in the adjacent living area, reflecting light and views, contributing to the perceived spaciousness.

A Pop of Color: The Bathroom as a Sensory Escape
In a deliberate departure from the house’s otherwise neutral palette, the main bathroom emerges as the sole space free from the omnipresent Catalan vaulted ceiling. This absence provided Bardo with an opportunity to introduce an intense, sensory experience. Here, vibrant yellow ceramic tiles envelop both walls and ceiling, creating a cohesive, immersive, and boldly colored sanctuary. This distinct choice serves as a visual punctuation mark within the apartment, offering a moment of vibrant contrast and playful expression, while still contributing to the overall narrative of thoughtful material application.

Implications and Architectural Legacy
This project by Bardo Arquitectura transcends a simple renovation; it represents a significant contribution to the discourse on urban regeneration and the sensitive modernization of historic buildings. By meticulously stripping away non-original elements and consciously highlighting the 19th-century revoltó ceilings, the architects have crafted a home that not only respects its original architecture but transforms it into the driving force of a new spatial identity. Every design gesture, from the undulating wardrobe to the curved glass partition, responds to a shared logic derived from the building’s historical bones.

The outcome is a home that is experienced as a continuous journey, where history and modernity coexist in harmonious dialogue. In an urban context where space is at a premium and historical preservation is increasingly vital, this Barcelona flat offers a compelling model for future developments. It demonstrates that even within a modest footprint, sophisticated design can create an expansive, functional, and deeply characterful living environment. The project underscores the value of looking to the past for inspiration, allowing existing structures to inform and enrich contemporary architectural expression, rather than being merely an obstacle to overcome. It is a testament to the fact that thoughtful design can elevate historical preservation beyond mere conservation, transforming it into a catalyst for innovative and human-centric spaces.
Project Credits:
- Location: Barcelona, Spain
- Architect: Bardo / @bardo.arq
- Footprint: 646 square feet (60 square meters)
- Builder: Herton Reformas
- Photographer: Germán Saiz







