Once the doors and door channels are removed from the shower walls the caulk often remains behind because it is adhered to the shower walls.
How to remove old silicone from shower doors.
Let me show you the easiest way to remove old silicone caulking in your shower and re silicone it to look great.
Wash the surface using the clorox solution and a sponge.
Vinegar and isopropyl alcohol will work well to dissolve silicone.
The best way to remove silicone caulk short of using a digestant is to treat it with a silicone sealant remover wd 40 vinegar or alcohol wait for it to soften and then attack it with a knife or paint scraper.
Allow the solution to sit on the surface for about 5 minutes.
Has gobs strips of old silicone sealant stubbornly stuck to the aluminium sides.
Then add cup of the clorox bleach to a gallon of warm water.
First you should wash the surface with warm water.
This old caulk needs to be removed before new doors.
Perfectly caulked corners is what you ll hav.
Tried box cutter and old style razor blade but thin strips of silicone is still left attacked to the aluminium.
Step 1 use a plastic scraper to remove as much of the old caulk as possible from the shower door.
Silicone caulking is used in showers to seal the gaps in each corner where two tiled walls come together between the bathtub and the base of the tiled wall and to seal the shower door frame.
It is used to keep water from entering behind the tile and rotting the wall that it is attached to and to keep water from leaking out of the shower door.