In a pleasant area of Chalandri, this 130 sq.m. duplex apartment occupies the 3rd and 4th floors of a four-storey residential building of only three apartments, currently under construction (Energy Class A+). The 3rd floor (81.6 sq.m.) comprises a reception/living area, kitchen, guest WC, 1 bedroom, and 1 bathroom. The 4th floor (48 sq.m.) includes 2 additional bedrooms and 1 bathroom. The property is being built to high specifications and features external thermal insulation, thermally broken aluminum window frames with energy-efficient glazing, insect screens, wooden floors, independent underfloor heating with a heat pump, and a photovoltaic system with net metering for reduced communal expenses. It also includes a basement storage room and 1 pilotis parking space.