Bi Fold Door Lock
A bi fold door lock mechanism is a type of door lock mechanism that uses two wheels at the front, allowing it to open parallel to the side of the door. The most common style of a bi fold door lock is the single swinging gate mechanism The bi fold design can be used with either a deadbolt or lever handle, although some bi fold designs only have one handle Bi fold door locks are often used in residential applications where space is limited and more than one person may need access to the door a
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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