The paint does not withstand washing and is being removed from the surface when you try to wash it.
- Using an inappropriate paint for the surface
- Use of excessively strong cleaning agents
- The paint was not dry enough before being tested for washability
- The paint does not withstand washing
Clean the surface, sand the surface and apply a high quality ER-LAC paint which is washable.
High-quality paints have a high resistance to brush washing, so they can be washed and cleaned very easily without affecting the coating.