Equipped with conventional cylinders and sectional trim, the L-Series extra heavy duty mortise lock provides ANSI 156.13, Grade 2 security to enhance its existing Grade 1 operational requirements for mortise locks with sectional and escutcheon trim. The series continues to exceed Grade 1 security requirements with concealed cylinders. The L-Series is the best choice for any building where security, safety, product life cycle, cost, and design compatibility are prime considerations. Built to withstand the demands of the toughest commercial applications, this series is also recommended for residential use. The B600-Series meets all ANSI 156.5 Grade 1 requirements, with security and strength features.
All products also feature our exclusive door frame reinforcer.
In addition to strength and durability, the B700-Series offers key control and pick resistance. The B800-Series combines all these features plus drill resistance. Truly, a superior deadbolt. This design provides strength and performance in the more abusive commercial Grade 2 applications. A heavy duty spring cage utilizes compression springs to support levers from drooping.