A simple box rises up from the ground, angled to face the sun. This second Boiler is a development of ideas that came up working with the first one in 2008. Continued use of mesh fence, this time as the outer layers of the facade. Getting closer you feel the textile character underlined by the buttons keeping the distance from the basic facade. All technologies have been compressed and moved indoors. The roof of solar cells is responsible for all the energy necessary to run the plant, except for pellets and ever "padding" with oil.