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Bifold Door Seal Repair Bifold doors are created by combining door panels and the help of concertinaed tracks which open and close the space. In time, they could be affected by a variety of typical issues that require expert attention. Inadequate maintenance can cause your bifold door to jam and cause hardware issues and jammed doors. You can avoid this by Lubricating your bifold doors at minimum every two weeks. Seals that are degrading Seals on bifold doors can degrade with time, as they are always exposed to the el