Measure the centre point of the door and draw a vertical line between the two marked points.
How to install a bathroom door lock.
If the knob is to the right select a right handed door.
Snap on the decorative outer plate.
To begin place a door stop to ensure that the door is locked in place.
This video will show you how to replace a lockable bedroom bathroom doorknob or door handle.
Then hold either the door lock or door bolt against the edge of the door.
The door will open freely at all times when the bathroom in unoccupied.
Attach the interior part of the deadbolt lock by inserting the two provided long screws through the interior plate the two screw holes in the bolt and into the exterior side of the lock.
Hand thread the screws then tighten them using a screwdriver or power drill.
A simple walk through video on how to fit a bathroom lock to your internal door.
If the doorknob is on the left you need a left handed door.
Mark the top and bottom of the door lock with a pencil.
The door will remain locked until you turn the knob from the inside.
The most widely used type of bathroom door lock is a knob or lever lock with a built in privacy function.
If you re installing a pre hung door make sure you get the correct swing determined by the placement of the hinges and doorknob.
When you enter the bathroom you press a locking button on the inside of the knob or lever.