55 Must-Read Cleaning Tips and Tricks how to get rid of shower mold with just two simple items: bleach and cotton beauty coils, used for perms. soak cotton in bleach and leave overnight. Might take a couple nights.
Smell is strong but it gets the shower and grout clean-Heat 12 ounces white vinegar in microwave and pour into squirt bottle, then mix with 12 ounces Dawn dish soap & shake. Spray & let sit for an hour. (may use more vinegar than soap)