This master's thesis deals with the topic of the use of wood in contemporary interiors through the example of an interior project of a penthouse apartment in Novi Sad. The research is based on the application of wood as a constructive and aesthetic element in the interior and its application to a greater extent, in such a way as to create a space that has its own identity, and at the same time has a modern character and a favorable effect on the health of the people who stay in that space.