













Bio Clean Hard Water Stain Remover 40 oz. (20.3 oz.)
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nozcan
> 3 dayThis product is awesome! I have been looking for something to clean the hard water spots for a while, especially in the water dispenser! It looks great! Super happy with this product! Love that is non toxic and eco friendly! Buy it!!!
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Mitter
> 3 dayWorks well on stainless steel appliances.
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Dr. Gwendolyn Gleichner
10-06-2025Incredible. Removed hard water stains from windows without even rinsing in minutes. Vinegar wouldn’t touch these stains either.
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Mandie Amaral
> 3 dayI have frosted shower doors that no matter what product I used would not look clean. I saw this on Buzzfeed and read the reviews so decided to try it. It took some muscle but I got the doors and the shower stall looking practically brand new. I definitely recommend trying.
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manic vision
> 3 daySparkling cleaned fiberglass shower stall. So much hard water buildup over the years. Scrubbed off and rinsed within 10 minutes. Amazing product. Soooo sorry no before and after pics. Amazing miracle product!!!
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Josy
> 3 dayÚtil
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Wendy
> 3 dayIt removed the hard water build up on my shower doors!
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Jac_
Greater than one weekThis stuff is the truth! I cleaned a really yellow shower and bath. It’s now white!
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Loves Elegant
> 3 dayThis Bio Hard Water cleaner is amazing! I used to not like to clean windows but not I will even clean yours!!! This product is great for hard water removal! Wipe on and wipe right off!!! No streaks… nothing but clean shiny windows!!
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Timbo
> 3 dayI cant tell you how great this stuff works. You do have to use a little elbow grease, but not much. I have had FL hard water stains on this shower door glass for quite some time. This stuff made it like it was just newly installed. It also took stains off other bathroom fixtures that were brushed nickel. Will take paint off so dont recommend that anything thats painted.