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40 Security Facts: Locks


To celebrate 40 years in business we thought we’d give you 40 interesting facts about the services we offer; 10 facts each for burglar alarms, CCTV, locks and access control.

Following on from our 10 facts about burglar alarms and CCTV, here are our 10 interesting facts about locks:

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Our business began life as a lock and safe company and locks have been a big part of what we do for all of the 40 years we’ve been in business. If you need any kind of locksmith service, including key cutting, call us on 0345 833 5543 or call into our security shop.

Our next ‘10 facts’ from our 40 facts series will be Access Control. You can also read our 10 facts on Burglar Alarms and CCTV or catch up with all posts relating to our 40 year anniversary here.

Calder Security 40 years