Master Key Lock
A master keyed lock is actually a lock that's built to be opened up by specific keys, but could also be opened using a master key. Master keys are commonly used in commercial setups where the master key holder may have a key to their office's main door that can also open the bathroom, or a maintenance staff may have a master key that opens every door in the same building.
Apartment owners utilizes master keys to open each and every door of their rented flats, wherein each tenant also have their own keys for their specific unit. This key can also be used to open the building's main entry door including other common areas in the apartment. But it cannot open other units unlike master keys.
Master key system is also an intricate system as it might require multiple master, grand master, and sub master keys. If you want to have one key to all different doors, then master key is what you need.
We can make the proper master key systems depending on your key holder. All you need to do is to dial our number and our accommodating phone staff are more than happy to assist you. Our customer support is available 247.