I put the liner in the machine with some white towels, regular detergent, and 1 cup of vinegar. I had read that the vinegar will remove the soap scum, and it sure did! I ran it through a cycle with warm water. When it was done, I hung it back up on the shower curtain rod to dry. Good as new!
DIY Small Master Bath Remodel: Master bath with complete tile shower, herringbone pattern on back shower wall. Glass shower doors. 6 different shades of tile. All work was done by DIY homeowner with exception of the frameless glass shower door.
How to Clean a Vinyl Shower Curtain - Stop throwing away your grimy vinyl shower curtains and liners! You can clean them simply with ingredients you have at home! Soap scum and mildew just disappear, leaving your curtain looking like new again!