Vertical blinds are a simple and good solution for many different types of windows. The vertical blinds can effectively control the amount of light entering, they can be closed completely and shut out direct sunlight, angeled to give a soft light or completely open to give a full natural light. The vertical blind does not take much space and it works very well inside offices for conference rooms , in glass partitions and as room dividers. There are a variety of fabrics having technical, decorative and blackout properties.