https://telegra.ph/What-Is-Bif....old-Door-Seal-Replac
Bi Fold Repairs - Save Money and Keep Your Home Secure If your bi fold doors are difficult to open or letting in drafts, it is likely that their hardware is degraded and requires repair. If you don't address this issue, it could cause costly repairs. Wear and tear is a problem for all bi-fold doors whether they are solid or glazed. Regular maintenance can help reduce the damage. Locks They're a stunning and practical addition to any home. Like any other door or window they can become damaged or misa