Folding door is a kind of door that can be folded flexibly, which is mainly composed of door frame, door leaf, transmission parts, rotary arm parts, transmission rods, orientation device and so on. This door type can be installed both indoor and outdoor. Each door has four doors, two for the side door and two for the center door. The frame of one side of the side door and the center door are linked by hinges.
The folding door with metal door frame + glass door width is similar to the sliding door of the balcony, and the whole is thicker and heavier, which is usually used in the balcony, study, kitchen and other locations, and can achieve the effect of completely spacing or open space.
Advantages of folding door
1. Folding door can be pushed to the bottom after opening, only occupying the side space.
2. Good light and ventilation.
3. Good heat preservation and sealing.
4. Cooling and heat insulation, noise reduction.