With the aim to design the cheapest solar home in the world, IAAC or The Institute for Advanced Architecture of Catalonia has the Solar Fab Lab House as their Official entry to the competition. The fab lab house has the area of 75square meters and is ideal for a family with 4 members. The house uses lightweight wood as its main structural component making it able to complete the house assembly in fifteen days. The Fab Lab House has the paraboloid form in order in order for it to achieve optimal summer orientation in different cities around the globe. Of course, with the solar panels visible on the house’s roof, it is a solar powered house.