General Lock ADL118-AL/DU/BK 1-1/8" Storefront Deadlatch Mortise Lock
The General Lock ADL118 AL/DU/BK Deadlatch is designed for compatible mortise lock entry applications requiring a 1-1/8-inch backset and no deadbolt. It includes six interchangeable faceplates, consisting of three flat and three radiused, giving installers added flexibility for different door and frame preparations.
Built with a deadlatch function and supplied with a less strike, it is a practical choice for replacement, retrofit, and new installations where a mortise entry function with deadlatch operation is required. Its split-finish assortment includes 628/313/622, making it easier to coordinate with existing architectural hardware.
Manufacturer's Warranty
- 10-Year Mechanical Warranty
Find answers to our most frequently asked questions below. Got more questions? Reach out to our friendly customer service team, they will be more than happy to assist you.

