Rue Chaptal. This duplex apartment on the 1st and 2nd floors of a fine early 20th century freestone building with a caretaker offers 156 sqm of living space as defined by the Carrez Law. In excellent condition and overlooking a courtyard, it includes an extensively glazed living/reception room featuring a remarkable 9-metre high ceiling, a fully fitted and equipped open-plan kitchen, four spacious bedrooms with fitted storage space, three shower rooms (two with a wc), and a separate wc.