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Bifold Door Repair - How to Fix Common Problems Bifold doors are a great way of connecting your living space and letting more light in your home. However, they can be problematic when the hardware becomes faulty. If your bifold door is stuck to the carpet when you open and close it, it's simple to solve this issue by changing the pivot adjustment. Identifying Hardware They are doors that can be stacked to save space. stack and fold on either side of the doorway. They are an ideal choice for those who are o