However the pink ring that develops at the water line in the toilet around drains in the tub shower area in bathroom drinking cups and even dog bowls is actually caused by airborne bacteria known as serratia marcescens.
Light pink ring in toilet bowl.
Let it sit in the bowl for about 15 to 20 minutes.
But you re not alone.
The bacteria that causes these pink stains is serratia marcescens which is found naturally in the environment.
Follow these steps to get black stains out.
Spray a non bleach toilet bowl foam around the.
For example serratia marcescens is a bacterial species common to bathtubs showers and toilets and characterized by a pink ring.
Toilets often develop a pink or slightly orange ring around the bowl right at the water line especially if the toilet is rarely used.
A black ring in your toilet bowl is a pretty gross sight to behold.
Each year a few customers call to ask us about pink stains or residues that occasionally develop in moist areas in their homes.
The airborne bacteria thrive in moist environments which is why it is commonly found in bathrooms.
Once you understand the stain s source you ll be able to get back to porcelain perfection.
Pink bathroom stains are fairly common.
The film is usually found as a ring that accumulates at the water line in the toilet bowl or on shower doors sink drains and bathtubs.
Pink stains in your toilet bowl the bacteria serratia marcescens causes pink stains.
Click on image for better view.
That pink ring in the toilet just above the water line could be caused by minerals in the water but more likely it s from a colony of the airborne bacteria serratia marcescens.
This pink ring has been confused with iron containing hard water which produces an orange rust colored ring discussed below.
Thoroughly clean the bowl and then spray it with chlorine bleach.
Black toilet bowl stain.
Other considerations if you see a red or pinkish ring developing in your toilet bowl it s time to use chlorine bleach in a spray solution.
It probably isn t rust or a mineral.
This bacteria isn t as harmless as it was once thought to be but it isn t a cause for alarm either.
No matter which of these is the cause there is one easy solution for this problem.
Pour 1 cup of bleach or white vinegar into your toilet bowl and let it sit for 15 minutes if you are trying to get rid of a mold or bacterial ring.
The airborne bacteria thrive on moisture dust and phosphates.