Rotate the key 90 degrees clockwise.
Double cylinder lock installation.
Adjusts to fit all standard door preparations.
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Boost your home security by properly securing your windows.
Make sure your key is fully inserted.
In double cylinder door locks there is no use of thumb turn so the intruders can t reach inside unlocking doors usually.
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Unique snap staytm design holds deadbolt in place while tightening screws.
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The interior and exterior halves of the lock are pressed tight to the face of the door and usually connect through a series of built in connecting rods.
For safety reasons if you choose a double cylinder deadbolt make absolutely certain your family knows where the key is and leaves it there.
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It also creates a dilemma in many cases.
Quality finishes for lasting beauty.
Lifetime finish and mechanical guarantee.
Calling a locksmith out for this how to install a deadbolt lock job will cost 150 or more but you can install a heavy duty deadbolt yourself in less than an hour for a third of the price.
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But it has some drawbacks too.
Pick and bump resistant.
You may feel the tool click inside the lock.
Installation of a double cylinder deadbolt uses the same size and dimension of pre drilled door holes as a conventional single cylinder deadbolt does and it is installed using the same procedure.
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Single sided deadbolts have a knob on the inside that is used to unlock and lock them from the inside.
Double cylinder deadbolt.
Insert the smartkey tool fully and firmly into the smartkey hole.
Unique snap stay design.
Double cylinder deadbolts are locks that require a key to open from both the inside and outside.
Remove the smarkey tool.
Remove the current key.
The edge of the key touches the indent in the cylinder face.
First of all it is expensive and the installation of it is also complicated and costly.
They are typically placed above the door handle usually close to eye level.
On the other hand single sided deadbolts require key to unlock from the outside only.
Biggest adjustable bolt available.