18|REPORTAJE it is a hole on the floor and that they should not get close to it. Diffuse light avoids this problem. Diffuse Light all through the environment The false ceiling of the Kunsthaus Bregenz Building by Peter Zumthor is the reference for using diffuse light all through the rooms. The translucent glass of the façade and the false ceiling facilitates the diffuse expansion of light, and at the same time allows the expansion of the artificial light that shines from the interior of the false ceiling, simulating natural light and avoiding a progressive change in the lighting as the day goes by. With this type of solution outside views and unnecessary distractions are avoided. How can light delimit a space? According to the degree of autism of the user, the rooms are distributed in different ways. Even though the spaces have the same measurements, aerial light distributes the room according to its use. There are two types of rooms: one for small children and another for older children. In the first one, the space is divided in two different spaces: individual teaching and group teaching. For the older children, there are several areas instead of one, progressively situated to achieve a clearer and simpler style than the previous one. Now we are not interested in dividing the classroom in two spaces; we want a more flexible and solid environment. It is worth noting that the materiality of the concrete in the structural set complements the translucence of the building achieving spaces that Ejemplo de espacio neutro. Edificio Kunsthaus de Bregenz, Peter Zumtor.