There are many types of folding doors.

There are many types of folding doors available in the market including Bifold doors Many builders like.
Bi fold doors because they are very easy to install and these doors are inexpensive too. Mostly these folding doors are used in speck construction like bed room, closet, joint rooms and hallway. But many peoples says that these bifold doors are security hazard for little children and for old peoples. It may cause sever injury or at least a bruise if your arm or your hand pinch in the folds between the doors. so be careful when you are near to a folding doors.
You can use bi fold doors in your bed room in two different ways, one is internally and the second is externally. Many people say that large glass panels are only suitable for external spaces but bi fold doors can be installed to all spaces, inside or outside. Bi fold doors are suitable for both situations internal and external. For internally, folding doors or glass paneled doors can be used to divide up the joint room or plan apartments. When you have some guest in your home or you are hosting a night party in your house, you certainly want some privacy or some sound proofing to keep your bed room closed off. With folding doors you can easily control your privacy, but you can easily open up the room to keep the open plan style of living. you can use folding doors in a very creative ways internally, with bi folding doors you can divide a large bedroom into two small bed rooms, or if you live in a small apartment and you don’t want to divide your whole space with one folding door you can use more than one folding door to square off the room. Many bi fold suppliers companies offer bi fold doors which do not need to post for structural support, so if you use these products to square off your room you can easily fold back the doors to create the open place again.
There are many options open for you to choose the style of the door the style of the door is depended upon the appearance of your apartment, you can also use traditional materials such as wood to create a natural look or you can use aluminum to create a clean look.
For externally bi fold doors can be used instead of traditional doors, or inflexible sliding doors between balcony and bedroom. Due to bi fold doors you will get the benefit of wide expance of glass resulting a lot of natural light pass into an dark room and it will create a very bright area.
You can use bi folding windows instead of bi folding doors when your bed room does not lead in to a balcony or other out side space.
These bi folding windows are same to bi folding doors and these windows operate in exactly the same way as folding doors open, these windows are very suitable for smaller spaces.