For Sale: Maisonette 178 sq.m. in Oktonia, Avlonas, Evia On a 234 sq.m. plot, a 178 sq.m. maisonette built in 1985 is available for sale, located in a quiet area of Oktonia, Avlonas, Evia — just 8 km from the sea. The residence is developed on three levels and consists of: Ground floor: 68 sq.m. First floor: 70 sq.m. Auxiliary spaces: 40 sq.m. It features central oil heating, tiled floors, and offers bright, comfortable spaces ideal for permanent residence or holiday home. The location combines tranquility, natural surroundings, and easy access to the sea and nearby amenities.