Bi Fold Repairs - How to Properly Maintain and Repair Your Bi Fold Doors Many bifold doors are difficult to open and could even begin to let in a draft. The hardware could have gotten out of alignment with time. Getting your bi-fold doors back in line is typically simple. https://bifold-doors-repair29483.blogdun.com/31263885/20-fun-facts-about-bi-fold-door-repair