maisonette under construction of 105 sq. m. in a minimal aesthetics apartment building, 3rd - 4th floor, located in a very nice spot near the local market with a wonderful panoramic sea view. The 3rd floor comprises of a large living room, an open plan kitchen, 1 bedroom and a bathroom. The 4th floor (attic) comprises of 2 bedrooms and a bathroom. Construction began in 2025 and will have an energy class A+. It has a thermal facades, underfloor heating per level with a heat pump, boiler, energy-efficient frames with triple glazing and screens, large verandas with glass for unobstructed views, built-in wardrobes, LED lighting, internal staircase, armored door, pre-installation of an alarm system, storage room and 1 parking space in the basement, electric car charging facilities, video door entry and photovoltaics for the shared electricity. It is located approximately 300m from the Lavrio marina.