Some have a button on the inside that you press to lock the door.
Door handle with key on both sides.
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These are often used on gates with rungs that you can reach through and get to the handle on the other side.
Yes your local locksmith will be able to replace the cylinder on both sides for keyed entry.
These door knobs are not very common at all that s for sure.
These locks are labeled as reversible handing or universal handing and can be installed on either side of the door.
Double sided locks double sided door locks have a keypad on both sides the inside and the outside so you have to enter a code to open the lock from either side.
Keyed entry door knobs have a lock and key mechanism on both sides for safety and security.
Key in either knob locks or unlocks both at the same time for entry doors with glass near the lock including inside office rooms that require security.
Key unlocks its own knob independently for doors that require keyed security on both sides.
You can also buy a new lock at your hardware store that has two side key entry and replace the whole.
Benefits of a single key many people like the convenience of using the same key for all of their exterior doors.
The button unlocks when you turn the interior knob.
A double cylinder door knob is a door knob that is keyed on both sides of the door or in a place where the door that needs the option of locking on either side of the door.
This stainless steel knob set is conveniently designed to work with keys on both sides for enhanced security.
This is especially true for doors that have glass panels or adjacent windows i e.
An intruder could unlock the door by breaking the glass and reaching inside.
Keyed cylinder in both outside and inside knobs.