Clean window pleats – this is how you get them clean again quickly and easily. Fly droppings and other light stains can be easily removed with vinegar.
Pleated pleats should generally not be put in the washing machine. Specially coated and blackout fabrics cannot be washed. By the way, you can also get room doors clean and white again with a few tricks during spring cleaning. (paw) You should never wring out the pleated blind. You can easily open it up a little in between. However, folding it over several hours is important so that it retains its shape.