The door opening in the framing is not square.
How to fix a gap in a sliding glass door.
In the picture you show you could place one piece vertically on the wall side of the door on the end the picture was taken.
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Pry out the old weatherstripping from inside the door frame using a flat head screwdriver.
For the best seal my recommendation would be some pieces of weatherstripping or gasket.
Simonton windows doors 102 622 views.
Then remove the door stop at the top of the frame which should be as simple as unscrewing it.
This video shows you how to take apart sliding glass doors.
The proper way to fix it would be to remove the door and door frame and square up the opening in the house framing.
This will retract the rollers and make the door flush with the track.
Sliding glass door adjustments.
Push in the weatherstripping until secure.
You may be able to square just the.
You may like my other videos.
How to fix the gap on your patio door duration.
Gap between sliding doors doors cannot close properly.
First locate the roller adjustment screws and use a screwdriver to turn the screws counterclockwise.