It means that your walls are painted with an oil based paint and its the oil coming from the paint u need to redo the walls with a non oil base paint and a mildew resistant paint made especially for bathrooms that is why u get the yellowish brown spots its the oil in the paint coming thru.
Yellow water stains on walls bathroom.
It is made worse with clorox.
Alcohol seems to work.
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The second explanation is that the yellow stuff is you eww or more specifically the oils from your skin lifted off by with hot water and redeposited onto the walls after the humidity in the room dies down.
The best way to avoid these lines requires proper exhaust ventilation in your bathroom.
For yellow stains and soap scum vinegar will do the trick.
Once you know the specific reason for the water streaks on your walls you can repair the problem and clean the unsightly stains away.
I take hot showers leaving the door open and somehow the effect of the hot steam building up on the white painted walls causes the water that collects on said walls to have a yellowish hue.
The moisture in the air must be removed by some mechanical ventilation method.
Keep in mind that water streaks are more than simply an eyesore they could indicate rot and mold growth behind the wall a fact that puts a sense of urgency on repairing the issue as soon as possible.
Now i have several patches of yellow water stain lines dripping down my wall often not going all the way to the ground as the.
Mineral deposits remain on the wall and build up over time without proper cleaning maintenance.
The drip drip of water down the bathroom wall that condensation is caused when hot steam hits cold walls.
This is the preferred bathtub stain remover to use on the delicate surface of an acrylic tub.
For the sake of my sanity in shared shower situations i ve chosen to go with explanation 1.
Even weirder the substance is thicker than water and is somewhat sticky gooey.
These lines result after the water evaporates.
Excessive moisture leads to mildew growth.
They are also on the walls and floor.
What are the yellow stains i get around one bathroom commode.