The tile and glass for the shower is new but the pan is original 22 years old.
How to get stain out of shower floor.
If all the water fails to drain completely out of the shower and instead pools on the floor the lining of the shower can begin to rust leaving a reddish brown stain.
Wipe solvent off before you rinse the stain to keep the solvent from going down the drain.
Apply a small amount to the stain.
I have tried.
If you have orange stains in your shower try scrubbing the stains with water and a rough sponge.
Allow the bleach to penetrate the stain for several minutes.
My fiberglass shower pan has a stain presumably from hard water that i cannot remove.
If the floor of your fiberglass shower is home to tough mildew stains you can remove them with chlorine bleach.
Mildew and mold can cause some frustrating stains that can make your shower floor look old and dirty.
If necessary use a nonabrasive brush or cloth to scrub the stain.
It can also be a major health concern for you and your family.
While most other stains are caused by substances spilling on the floor these mineral deposit stains can appear just from turning on the sink or the shower.
Scrub the stain with the cloth.
Never use any kind of polish or wax on a shower floor or inside a bathtub on the bottom surface or the top of the sides.
Plus they re made all the worse when you step in the shower or tub because the dirt from your feet gets ground into the mineral deposits and stays there making the stains look even.
Remove mildew with bleach.
For older stains that are tougher to remove mix together baking soda and vinegar until you get a paste then spread the paste onto the stains.
Don t get solvent on plastic such as drain covers.
If the stain doesn t come off easily lay the vinegar soaked cloth over.
For this method you ll need chlorine bleach and a non abrasive brush.
Mildew is unfortunately commonly found in and around the shower due to the moist environment.
The wet humid conditions found in showers make it an easy target for rust and hard water stains.