Mortise Dead Bolt
DORMA’s D900 small case mortise dead bolt is perfect as a primary lock on restrooms, locker room doors, storage closets, and as a secondary locking device when higher security is needed. The D900 offers value, convenience, and ease of installation to customers. Available in standard cylinder, SFIC, and LFIC, it works well in both new construction and retrofit applications. The D900 fits common door preparation and has a non-handed lock case for quick and easy installation. This mortise deal bolt is fire resistant, offering a 3-hour fire rating. The D900 is independently tested and certified to meet ANSI/BHMA A156.36 Grade 1 requirements.