The Best bi-folding doors factories
The bi-folding door is a specific type of double-hinged door that has two separate leaves, one on each side. Bi-fold doors are also called box doors The working process of bi-folding doors is similar to that of other folding doors. The first step in the production process is to make the main frame and the lower panel using metal sheeting or wood. After that, each individual leaf is folded in half and fastened to the main frame with hinges. Finally, you can finish up with putting up some finish
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Picture Windows
Single Double Hung Windows
Tilt & Turn Windows
Sliding Windows
Bi-Fold Windows
Gliding Patio Doors
Bi-Fold Doors
Lift and Slide
Entry Doors
Swinging Doors