Bi-Fold Door Repair Whether they are external or internal, bi-fold doors offer a degree of flexibility that can be customised to meet any need. However, just like other fixtures and fittings, they may suffer from the occasional wear and tear. It's not difficult to restore them to a good condition. https://replace-bifold-doors57185.blogdal.com/31107784/5-laws-everyone-working-in-bi-fold-door-repairs-should-be-aware-of