Stain Remover from StainHotline

Have you found an effective way to clean hard water stains and soap scum from the bathtub?

Already tried foam bubbles Marine and jelly. The spots are too deep. Thank you for advice.

use Orange Glo wood cleaner i it works better than any room bathroom I've ever used

Housekeeping Tips : How to Remove Hard Water Stains on Glass Shower Doors