When the existing living space should be divided into two rooms to get another small bedroom, there was a problem - all the elements of daily zone had to be placed in a room dimensions 7.5 x 4 meters. It is designed zone layout and furniture needed for at least two users. Also, investors are hesitant about the total or partial partition of the room where are the doors of the hall and the new bedroom. Already existing elements such as doors and window to the bottom of the room, as well as the existing water supply - sewerage installations greatly affected the final distribution of zones in this area. Angular sofa with a low cube table has got a place where most of natural light, and separated from the dining table is a transparent partition bookcase and TV unit. On the other side line kitchen is physically separated from the sitting area with functional desk with two bar stools. Partially transparent partition from floor to ceiling clearly limits the kitchen area and makes an angle with double doors less noticeable. Suspended ceiling defines the layout of furniture and lighting, and bright colors like orange, which dominates the area, combined with dark and light wood give the room a fresh,radiant and youthful decorated living space. When it comes to interior design small space like the case here, the functionality of all elements mustn't be questioned and it is very important that each element of the furniture isused up and positioned in the best possible way. Also, the natural lighting of these area is of crucial importance for the psychological impact of users and must be used and fitted with artificial light in a manner best suited for people staying.