A master-keyed system involves each lock having its own individual key which will not operate any other lock in the system, but where all locks can be operated by a single master-key. This is common in office suites or apartments. You can even have us install a Grand Master Key system which enables individual keys to open common areas such as conference rooms and common areas.
What is a Master Keyed System?
by Website Administrator | Jul 26, 2021 | commercial locksmith, Locksmith FAQs