For family reasons I sell a semi-detached portion on 3 levels _The house is of very recent construction, year 2009, in class A (as per APE certification) equipped with everything _ 3 kw photovoltaic system, underfloor heating system controlled by a pellet stove ( around 380 euros of expenditure for the whole winter season, keeping around 22 degrees constant), windows with double thermal break, door with European cylinder, ventilated wooden roof, air-conditioned, (possibility to replace the pell