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Bifold Door Seal Repair Bifold doors incorporate door panels into concertinaed tracks to open and close the space. In time, they could suffer from a few common issues that require professional attention. Inadequate maintenance can cause your bifold door to jam, resulting in hardware problems and stuck-up doors. You can avoid this from happening by making sure that your bifold doors are lubricated at least every two weeks. Seals that are degrading Since bifold doors are constantly exposed to the elements, their seals could be damaged over time. This is not