Double-Cylinder

June 4, 2022June 5, 2022 M. E. Bramblett conversion kits, deadbolt, door, double-cylinder, single-cylinder

A double-cylinder deadbolt is one that has a lock on both the interior and exterior sides of the door. It provides another layer of security. Conversion kits are available that can change a standard single-cylinder deadbolt to a double-cylinder.

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