Glue this to the door where you want the bolt lining up the front edge of the plywood with the edge of the door.
How to install a door slide bolt.
Then screw the bolt onto the plywood.
Extend the bolt out slightly and push the bolt keep over it.
Be sure that the hole is large enough to eliminate any binding of the slide bolt.
An outside sliding is a door in which the moving door is on the outside of the house whereas an inside sliding places the moving door on the inside of the house and the fixed one on the outside.
It will be necessary to drill deep enough to allow full extension of the slide bolt in order to secure the lock.
Install the barrel bolt at a height that is easily reachable.
To install your security slide bolt lock you must first determine whether your door is inside sliding or outside sliding.
How much strength do you need the bolt to have.
Level up the door bolt and then mark drill and screw the top screw hole nearest the door.
A typical placement is one or two feet above the knob but it can be lower.
Cut a piece of plywood larger than the size of the bolt.
Close the door up until the keep touches the door frame.
Mark fixings for door keep.
Install and secure all 3 screws.