Here s a link for the home depot rapair rail cap.
How to replace a vinyl sliding door track.
After a few years sliding doors may not close properly and sometimes they can become difficult to operate because they repeatedly get stuck.
Was eaiser than i had expected.
The rollers may also be broken.
The right way to replace sliding glass door rollers depends on whether you have a vinyl or aluminum door.
If you let the rollers get dirty they can damage your track.
Replacing a sliding door track is a fairly simple job that you may eventually have to do over time the door tracks become worn out and bent.
Once the door is completely loose from the frame set it aside somewhere safe such as against the side of the house or lying flat on a work bench.
Remove the door by pulling it out of the top track of the door frame.
Here s how to install a new track surface.
The door should slide right out of the top track once you ve freed it from the bottom track.