This multi-purpose room is located between a kitchen decorated with a popular interior with blue and gray colors and a living room with a wide and cool view. To facilitate opening, sliding doors and folding doors are installed on one side.

In places where there is no threshold, the lower rail is either buried or constructed as a slim lower rail that fits the residential area, but the lower rail is carried out according to the multi-purpose room with the threshold. It is semi-automatic, so you can move heavy objects by opening them easily even when it is difficult to use both hands.

It is a folding door screen called the wrinkle screen. This screen is a screen that you can pull, push, fold, and open like Java. This does not interfere with the opening of the folding door. It is a screen dedicated to folding doors that keeps indoor spaces safe from pests. Also, the biggest advantage is that it can be opened and closed as much as you want. The gap is so tight that not only mosquitoes but also flying insects can't get through.The screen doesn't feel stuffy even if you open it, and you can fold it to one side when you're not using it, so it's convenient to manage it.