hard water stain remover bring it on cleaner & sealant 16oz, water spots on glass, hard water buildup. bring it on cleaner what sets us apart from other hard water stain removers? what is the difference in our product? i’m glad you asked! bring it on cleaner has a formula like no other, we have added the power of an oxygen bleach, hydrogen peroxide, this helps to disinfect, deodorizes, helps to remove mold and mildew. remove years of unwanted stains on fiberglass, shower pans, shower doors, tile and grout, glass, remove coffee and tea stains, but gentle enough for cleaning windows, windshields, even granite counter tops! bring-it-on cleaner is guaranteed to quickly and easily remove hard water stains or your money back. you can have beautiful glass and tile again in no time when you use bring-it-on cleaner for your tough cleaning problems. finally! a solution to those frustrating stubborn hard water spots, stains, rust, soap scum and mineral deposits. thousands of people are enjoying sparkling clear glass windows and tile surfaces that were once hopelessly filthy. they were amazed at how easy it was to remove weeks... months... even years of built-up minerals and spots. bundle two products and save a money! this bundle combines one bottle of bring it on cleaner to remove hard water and mineral spots from glass and tile, plus one bottle of pro-tect shield to prevent spots from coming back.