Bi – Fold

What is Bi – Fold ?

Definition of Bi – Fold in Construction
A pair of something. A bi-fold door is a door that is hinged in at the interface of the two doors and can be hinged to close or open. The term is a universal construction term that can be used throughout the industry. A bi fold assembly is normally two of something, therefore the bi of the description and the fold, meaning the hinging of the two pieces.