The latest innovations in door hardware

by David Aggleton
Created: May 21, 2010

The modular design of the Schlage AD-Series security platform from IR enables users to customize door openings by credential reader, networking, finish and levers without replacing the lock or even...
The modular design of the Schlage AD-Series security platform from IR enables users to customize door openings by credential reader, networking, finish and levers without replacing the lock or even taking it off the door.
Electric strikes, like these from Dortronics, are a favorite among architects and security system designers.
Electric strikes, like these from Dortronics, are a favorite among architects and security system designers.
Delayed egress devices, like this one from Detex, require a person to wait 15-30 seconds before the door will unlock.
Delayed egress devices, like this one from Detex, require a person to wait 15-30 seconds before the door will unlock.
Electromagnetic locks, like this one from Security Door Controls (SDC), can be mounted either at the top or bottom of a door.
Electromagnetic locks, like this one from Security Door Controls (SDC), can be mounted either at the top or bottom of a door.

However, locking product innovation is still slow to be accepted by building and life/safety code developers as well as by specifiers and users. It is a conservative industry - and new ideas, like a good wine, are required to mature slowly.

David G Aggleton, CPP, CSC, is principal consultant at Aggleton & Associates, Inc., a security consulting firm, has been specifying security systems and coordinating lock application with architects for more than 30 years. He can be reached at dave.aggleton@aggleton.com

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