Bi-Fold Door Repair If they are either external or internal, bi-fold doors offer a degree of flexibility that can be customised to meet any need. Like all fittings and fixtures, they could be subject to wear and wear and tear. It's not difficult to restore them to a good condition. https://replace-bifold-doors23767.actoblog.com/31306938/10-quick-tips-about-bi-fold-door-repairs