Allegion
Terms of Use
Privacy Policy
Frequently Asked Questions
Ask your question
Entering your question as a complete sentence will provide more accurate results than keywords or phrases.
User questions
FAQs
Category List
“
describe features on classroom lock
”
RELATED FAQS
Question
Answer
What cylinder is used for the Von Duprin -2 double cylinder function?
Resolution:
The 98/99 rim device can be converted to double cylinder 98-2 or 99-2.Double cylinder features an inside key cylinder which locks or unlocks the outside trim (Classroom Function) and an&n...:
What is the difference between a classroom and an entry lock?
Resolution:
CLASSROOM LOCK: A lock that locks and unlocks the outside lever with a key. Inside is always free egress. ENTRY LOCK: A lock that locks and unlocks the outside lever with button/turn on the insi...:
How do I change the function of the Von Duprin 7500 mortise lock from Lever ( classroom ) to NL ( night latch )?
Resolution:
To convert the Von Duprin 9975L to 9975NL exit function follow these steps (Note: the mortise lock is shipped as Night Latch from the factory): Turn the NL screw on 7500 mortise lock counter clo...: