Ask the Expert How to remove black stains from your fiberglass tub A fiberglass tub's finish is prone to scratching, cracking, and staining. And, as you've discovered, stains aren't easy to remove.

Q: When we took up the rubber mat in my son's fiberglass bathtub, we discovered black stains. Efforts to clean with mold and mildew remover and Soft Scrub with bleach had no effect. The tub was ...

Q: When we took up the rubber mat in my son’s fiberglass bathtub, we discovered black stains. Efforts to clean with mold and mildew remover and Soft Scrub with bleach had no effect. The tub was ...

Learn from an expert just how to remove those tough tub stains. We use our bathtubs every day, and yet, sometimes, they are overlooked when it comes to our cleaning routines. However, cleaning your ...