While unattractive surfactant leaching does not harm the coating and the discoloration from surfactant leaching is not the same as water stains or spots and should not be treated as such.
My bathroom has streaks on the walls.
Fill a spray bottle with the solution.
Spray the walls with the solution and allow it to soak for 15 minutes.
1 cup household ammonia.
Spot ventilation is the use of exhaust fans in particularly humid areas of the home such as the kitchen and bathroom.
Let the solution soak into the affected areas for 5 10 minutes.
1 gallon warm water.
Most paints for bathrooms are water based.
In sum if you see black streaks up the building wall in a regular 16 or 24 pattern particularly on cooler exterior walls but potentially anywhere it may be thermal tracking.
The best way to to make sure your walls are streak free are 1 use the highest grade paint possible for your bathrooms don t go cheap ie.
Pour 1 cup household ammonia 1 2 cup vinegar and 1 4 cup baking soda into 1 gallon of water.
1 4 cup baking soda.
To do this follow the steps below.
One way to avoid these streaks would be to use oil base but that smells terrible and is getting harder to find in california.
Scrub the affected area with a brush until the mold stains.
Create a solution that is 1 4 bleach and 3 4 water.
Bucket clean sponges 1 gallon warm water cup borax cup white vinegar 1 tbsp household ammonia.
Surfactant leaching frequently shows up in bathrooms and other humid environments on ceilings or walls.
To get rid of drip marks on bathroom walls you need.
How to remove drip marks on the bathroom walls step 1.