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Bi Fold Door Repairs If the hardware is damaged, it may make it difficult to operate bi-fold doors. The hinges on the top and bottom rollers are the most common components to become damaged and require repair or replacing. The track of the door can be blocked by dirt and dust and can cause it to stick. It is easy to fix this problem by cleaning and taking out the dirt. Fixing the hinges The bi-fold door can be a great way to open up an area. They do not come without difficulties. One of the most frequent proble