YALE
YALE B-85 Deadlocking Nightlatch
Part No.
630085001702
Procurement Intelligence
The YALE B-85 is a deadlocking nightlatch from YALE's B-series family, designed as a secure entrance lock for external doors requiring automatic deadlocking functionality. This mortice latch is typically installed on timber or composite door frames. Critical verification: confirm door thickness and frame construction compatibility before procurement.
External door security latch
Before ordering — verify:
| ☐ | Door thickness compatibility |
| ☐ | Backset measurement verification |
| ☐ | Finish specification match |