granite, tubs and tile
Do not use on marble and limestone surfaces, including travertine.
Use only per label directions.FREQUENTLY ASK QUESTIONS (FAQS)
No, this product can damage travertine, marble and limestone.
For light to moderate grout stains, allow the cleaner to sit for a couple minutes and very little scrubbing will be required. For deeper, darker or older stains allow the cleaner to soak longer and expect to do a good bit of scrubbing.