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Commercial Services
Keeping your business secure is Call4Locksmiths' business. Whether you need a lock repaired, or a complete security system installed, our trained security specialists have the expertise you demand. We carry an array of products, from doors and hinges to fireproof filing cabinets and safes, designed to meet the demands of commercial use. All of Call4Locksmiths' security specialists are bonded and insured, and our work is fully guaranteed .
What is a master key?
A master key system enables various persons with different access authorizations to open all relevant doors with only one key.
Advantages of a Master Key
- Security with only a few keys.
- Comfort, since there is only one key for all relevant doors.
- Organization is simplyfied.
- You can exactly determine, which persons have access for which rooms.
- All cylinder locks and types (main entrance, internal doors, garage doors...)
can be opened with one key.
Example of a Master Key System for a building with two offices
| GMK: |
General Master Key opens all doors (e.g. for security guard). |
| MK 1: |
Master Key 1 opens all doors for Messrs. Smith (e.g. for Director Smith). |
| 1SMK 1: |
Submaster Key 1 opens the main entrance and all adjoining rooms (lavatory, kitchen, store room, ...) |
| 1SMK 2: |
Submaster Key 2 opens main entrance, adjoining rooms and all secretary doors (e.g. key for secretary of director Smith). |
| MK 2: |
Master Key 2 opens all doors for Messrs. Berger. |
| 2SMK 1: |
This submaster opens only the doors of the purchasing and sales area, the main entrance and adjoining doors (e.g. key for all commercial clerks). |
| 2SMK 2: |
This submaster opens main entrance, adjoining rooms and secretary doors (key for secretary of Messrs. Berger. |
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