The best method you could use to fix a sagging headliner would be rejuvenating the strength of the glue that has become loose due to constant exposure to sunlight.
Roof liner sagging fix.
4 use clear headed twist pins.
6 revive the adhesive with a steam cleaner.
Using staple pins and hair spray.
The double sided tape will stick to the roof s frame and to the fabric causing it to stick firmly back.
Use a steam cleaner.
Gluing is one of the easiest methods or repairing a sagging roof liner.
The sagging often occurs because the glue that holds it back loses its strength over time.
Use the old fashioned gluing.
It will best work if the fabric is sagged partially like in a corner or around the edges.
Make sure you use a product that s made.
You can apply these tricks.
If you need a quick fix though there s a couple of things you can do.
One classic hack is to use pins to push the sagging headliner back on its foam backing board.
Use pins to firm it.
We show you how to fix a sagging headliner.
Pinning the sagging headliner.
Repair a car roof liner glue the fabric.
Using sequin pins is another way to fix a roof liner quickly as it needs no skills or special products.
Use your string line to determine how much the roof need to go up.
If your rafters are still sagging a bit and it is causing your roof to dish out a little in the center of the roof sides add a 2x4 that goes all the way across the rafters in the center of the length of the rafters.
So how to fix sagging headliner without removing it s the most budget friendly way.
A sagging headliner can also be fixed using a tape.
This method works every time and holds the liner up for years.
This method is useful if you hae extensive damage on the edges.
It s best of course to just get your sagging headliner fixed permanently as the problem will only get worse over time.
A permanent fix to this problem would be to have an expert replace the whole roof lining which of cause would be a bit time consuming and costly however if you want a quick solution there.
One of the easiest ways to put the headliner back into its place is to use glue.
The best method for evenly adhering the liner back on is a spray on glue.
As time passes the glue that holds the fabric of the headliner with the roof losses its power and becomes dry.
Using staples and hair spray.
All you have to do is buy double sided tape.
5 use the double sided tape.