Curtains allow not only to decorate the window opening with fabric curtains, but also to change the geometry of the room. Producing curtains for curtains of two types — wall and ceiling. Installation of the latter is more difficult than wall -mounted ones, but it is they that allow you to make a room with a low ceiling visually higher, as well as wider, if the curtains are attached along the entire length of the room — from one wall to the other. The method of installing the curtain on the ceiling depends on the type of surface.