There are aftermarket coatings that can be applied as well.
How to keep soap scum off shower doors.
The vinegar smell will go away after a couple of showers.
Spray glass door and close to allow the solution to set and drip back into the shower.
If you have particularly stubborn soap scum you can try applying boiling vinegar very very carefully.
The citric acid in a grapefruit will naturally break down soap scum and grime causing your shower doors to be dirty.
A few ingredients in the home will get rid of stubborn soap scum in a flash.
Using a home based cleaning solution sprinkle across the shower doors.
You want to keep the door covered in wet vinegar for at least 5 minutes.
Give the solution a few minutes to sit and clean.
Coat the door and keep applying as the vinegar dries.
Sprinkle vinegar on your glass shower door leave for a few minutes.
Image tip credit to hometalk use vinegar to clean your shower.
How to clean soap scum with vinegar in a spray bottle mix 1 part white vinegar with 1 part grease fighting dish soap.
Rinse off the vinegar with warm water and you re done.
The film will melt away.
Use a cloth to scrub the surface by hand after about 20 30 minutes and completely dry it.
These hydrophobic coatings act to fill in the porous surface to make a smooth surface which sheds water.
Mix up equal amounts of salt and baking soda then use a damp sponge to rub this mixture over the glass shower door.
Rinse the glass shower screen with warm water.
Cut a grapefruit in half and sprinkle with salt then use to scrub the doors.