This will prevent an intruder from lifting the door off its track.
How to take apart a sliding door security bar.
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The noise and commotion that would result from the attempts at kicking in the door with the bar in place would surely be enough to wake you up and give you the time to take action.
How to make and use a sliding door security bar.
Security bars work by preventing movement because it is wedged between the sliding door and sliding door frame.
Remove the screws that hold the fixed door in place in the sliding door tracks.
If someone tries to pick your door lock in the middle of the night and succeeds this door security bar will greatly reduce the ability to get in.
How to make and use a sliding door security bar.
A portable security bar or a door barricade can be used to jam the door from the inside so that it can t be slided open from the outside.
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If the fixed side of the sliding glass door is held up by a metal strip that attaches to the door jamb remove it.
Most security bars come with a door knob notch that can be removed for sliding door use.
This video shows you how to take apart sliding glass doors.
To secure a sliding glass door install a double bolt lock.