Historical Memory Meets Functional Innovation

A stone’s throw from Piazza del Popolo and Villa Borghese, the Moretti Towers were the final work of architect Luigi Moretti, completed in 1974. Over the decades, the building became not only a symbolic gateway to the heart of Rome but also a fixture in the city’s collective memory. Time, however, took its toll – particularly on sections of the façades – and so a revamp became an evident necessity. Tasked with the renovation, GBPA Architects approached the project with a deep sense of respect for what Moretti had created. Although transformation was not the goal, it did have to deal with competing priorities since some of the normal criteria used in such restorations could not be applied and parts of the façades were too worn to restore conservatively. At the same time, strict heritage protections from the Italian Superintendence for Archaeology meant that the design team had to work within tight constraints, carefully replicating the shapes and rhythm of the original outer profiles and grid. As such, new curtain walls were created that integrate harmoniously into the architectural context, evoking with contemporary sensitivity the lightness and verticality of Moretti’s design.

To bring this vision to life, GBPA called in Ponzio, a specialist in aluminum façades and frames. Ponzio’s first step was to produce detailed surveys of the existing structure to be used in creating bespoke molds that would recreate the exact shape for a new façade system. Further measurements were also conducted for each façade and level to ensure optimal results. In the end, it was possible to produce a new façade based on Ponzio’s WS50 PG system, precisely shaped to match Moretti’s design – but with taller glazing modules that open up the views. Inside, the transformation is immediate: spaces are brighter, more open and welcoming, firmly in line with contemporary expectations of well-being and productivity.

The surface finishes were another constraint on the project. For both the outer panels and the structural grid, oxidized aluminum samples were taken from the original building and faithfully replicated using state-of-the-art technology. Color matching between new and original was just as meticulous. The resulting palette – deep bronze, golden bronze and sandy white – re-establishes the chromatic identity of the building while tying past and present into a cohesive whole.

Custom-designed openings and concealed attachment systems that minimize visual impact were also designed specifically for this project. These are just a few of the carefully considered solutions within a complex restoration effort that, beginning with the building’s existing state, set out to reconstruct its identity with historical precision. “This was not about pursuing a radical esthetic transformation”, the architects explained. “It was about creating balance between historical memory and functional innovation”.

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© Alessio Felicioni, courtesy Ponzio

© Alessio Felicioni, courtesy Ponzio

© Alessio Felicioni, courtesy Ponzio

© Alessio Felicioni, courtesy Ponzio

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