First make sure that the existing door lock works.
Security for sliding glass door installed backward.
This will prevent an intruder from lifting the door off its track.
Most security bars come with a door knob notch that can be removed for sliding door use.
Use a security bar.
If you can t reverse the door ask about your security options which could include adding a step pin or floor style lock if the door doesn t already have one disengaging an outward facing.
Prevent the door from sliding open by buying a locking device that blocks the track.
Install window security film on the glass surface to make it harder to break.
One of the problems with sliding doors is that glass can easily be shattered.
Security bars work by preventing movement because it is wedged between the sliding door and sliding door frame.
The strongest way to secure your sliding door is with a sliding door lock.
If for some reason the sliding door is unlocked an intruder still won t be able to get in if a security bar is installed.
These locks are installed at the top of your door where the stationary glass and the sliding glass door meet.
Glass break alarm sensor.
If it doesn t work home centers carry replacement locks.
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.
Even more it is.
To secure a sliding glass door install a double bolt lock.
A floor lock or a rod can be useful to keep the door from completely opening but.