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Bi Fold Repairs - Save Money and Keep Your Home Secure If your bifold doors are difficult to open or allow a draft, it is likely that the hardware has deteriorated. It needs repairing. In the absence of this problem, it can cause costly repairs. Wear and tear is a major issue for all bi-fold doors whether they are solid or glazed. Regular maintenance can reduce the damage. Locks Bi fold doors are gorgeous and practical as a perfect addition to any home. But, just like any other door or window, the