Mix equal parts white vinegar and fresh water in a spray bottle. Once a week, fully saturate surfaces, let it sit for at least 15 minutes. Wipe clean with a clean, dry microfiber towel. (You can add a few drops of your favorite essential oil, too.)
White Vinegar works wonders on hard water stains. I use it for showers, old fish tanks, etc. Spray it on a few times over 30 minutes or so, then use a brush attachment for a drill to make the scrubbing easier.
Water stains may appear on fabric, walls, and carpets after water leaks or spills, and they're composed of dried mineral deposits like calcium, magnesium, and potassium. The good news is that most of these stains can be removed with typical household cleaning products.
Vinegar: One of the best ways to remove hard water stains is with vinegar. "This cleaning staple can remove water stains from about every surface throughout your bathroom," says Katie Dills, senior vice president of The Cleaning Authority.
The acidity in white vinegar eats away at the mineral deposits. The trick is to let the vinegar sit on the hard water long enough to work its magic. Grab a spray bottle and mix equal parts water and vinegar (you can also add a teaspoon of Dawn dish soap for more clinging power).
Here's how it worked for her: Ann was thrilled to find that CLR Calcium, Lime & Rust Remover, easily recognizable by its iconic grey bottle, is specifically engineered to dissolve tough mineral deposits and surface rust stains.
It really depends on what kind of cleaning you need to do. If you're dealing with really tough, built-up mineral deposits, especially in your bathroom or kitchen, CLR might be the way to go. It's strong enough to handle stains that vinegar might struggle with.
STEP ONE: WET YOUR MAGIC ERASER.
Water activates the tough micro-scrubbers, so they can dig deep and remove hard water stains from glass and the toughest soap scum, making cleaning shower glass easier than ever.
Let the acid of the vinegar do its magic for 30 minutes; the vinegar will dissolve the calcium. Then flush.
When hard water evaporates, a mineral residue is left behind, causing a stain. While these stains can require a considerable amount of elbow grease, they're not permanent. In fact, there are several methods for removing them.
Murphy Oil Soap can also be used. Be sure to follow the instructions on the container and spray the product on a damp cloth and then to gently wipe the finish to remove the build up. It may require several applications.
Pretreating old and fresh stains can play a massive role in getting stains out of clothes. Laundry pretreatment helps remove stains in the wash the first time around. Using stain removers as pretreaters can also help you remove old set-in stains from clothes.
How to Remove Hard Water Stains in the Kitchen. A mix of hydrogen peroxide and water or any other low-pH cleaning product should also do the trick on your kitchen sinks and faucets. Be sure to let the mixture sit for at least 15 minutes to break down any buildup before scrubbing or wiping.
Professional window cleaners like Window Genie are trained and experienced in this battle. Window Genie uses a polishing paste specifically designed to fight the minerals that create these stains. The paste is applied to a non-abrasive cleaning pad and the window is lightly scrubbed.
OxiClean™ Bathroom Cleaner is non-abrasive, so it can remove hard water buildup and stains and clean soap scum on toilet bowl exterior surfaces or in your glazed porcelain tub without damaging the surface when used as directed.
Mix the Solution: Combine equal parts of white vinegar and water in a spray bottle. Vinegar's acidic nature makes it perfect for dissolving those tough mineral deposits that water leaves behind. Apply Generously: Spray the vinegar solution directly onto the glass with hard water stains.
Don't Use Them On Your Car
Or any other delicate surface, for that matter, like silverware, glass, or metal surfaces. Dry erasers have the abrasiveness of a 3000 grit sandpaper – very fine, but can still mar shiny surfaces – like your stainless steel appliances!
Calcified hard-water stains, or limescale, can be particularly stubborn. To effectively remove them, soak the affected area in white vinegar for 15-20 minutes, then scrub with a brush. Alternatively, apply baking soda paste.
If CLR Grease & Oil Remover is left on a surface for too long it begins to dry and can be very difficult to remove.
Final Verdict. The best overall hard water stain remover is CLR Brilliant Bath Foaming Action Cleaner.
Customers say the Zep Calcium, Lime, and Rust Stain Remover is an effective and cost-efficient alternative to more expensive brands like CLR. Many users appreciate its ability to tackle tough stains, particularly in toilets and on various surfaces affected by hard water.
Apply the solution to the glass surface using a damp cloth or sponge, ensuring it does not come into contact with the lead or frame. After allowing the solution to sit for 2 minutes, gently hand-remove it from the glass using a damp cloth or sponge.
Muriatic acid, which is also called hydrochloric acid, is some pretty heavy-duty stuff. It's a good CLR alternative, and it can clean up rust and limescale super fast - but you've got to be really careful with it because it's seriously corrosive.
Clean the grime off your tub, shower or tiles
You can also combine Dawn with vinegar for stronger cleaning power, especially when tackling hard water stains. Just combine them in a spray bottle, spray down your tub or shower and let it sit for a few minutes, then scrub it down.