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Double deadbolt locking mechanism.
Without a button lock mechanism intruders cannot unlock the door manually.
A deadbolt can therefore make a door more resistant to entry without the correct key.
One important disadvantage is the extra safety concern.
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All of our electronic and smart locks are compatible with any standard door so that means you can install them on your french or double entry doors just the same as you would a mechanical deadbolt.
The more common spring bolt lock uses a spring to hold the bolt in place allowing retraction by applying force to the bolt itself.
Double cylinder locks are an extra layer of protection for home and business security.
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A dead bolt deadbolt or dead lock is a locking mechanism distinct from a spring bolt lock because a deadbolt cannot be moved to the open position except by rotating the key.