As you can see in the picture, construction can be done without difficulty even on marble stairs that are not equipped with anything. These days, you can find many stores and places where there are folding doors construction. Because it has a more sophisticated and unique appearance, it has a great interior effect.​

More than a typical rough front door, the folding door has a built-in mortis lock handle, which can be used as a separate door. With the addition of two middle bars, it can be used as a safe entrance door that fits well with the current trend.The application of the lock system also increases the most important sense of safety, and prevents the outside temperature with excellent insulation to maintain a pleasant space.

It can be opened and closed without inconvenience in the 90 degree hinge method, is made of durable aluminum material, and is lighter in weight, so it can be opened and closed without much difficulty for men and women of all ages.