Bi-Fold Door Repair Bi-fold doors can be used for both external and internal use. They are flexible and can be adapted to meet any need. Like all other fittings and fixtures, they could be subject to wear and tear. Fortunately, it's not too difficult to restore them to good condition. https://bifoldingdoorrepairnearme74702.blog2freedom.com/30685235/how-to-explain-bi-fold-door-repair-to-your-mom