Façades don’t always have to be opaque. Whereas in the past the only options were heavy and raw–such as stone and brick–in recent years façades have adopted an increasingly lighter appearance, with innovative materials becoming the protagonists. These give the building a different look, delicate and transparent, while still maintaining privacy and thermal comfort. Examples of these include polycarbonate, translucent sheets, perforated tiles, glass and even metal chain links, which was the chosen material for a building in Montpellier, France.

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