If you live in Scottsdale, you’ve probably seen what hard water can leave behind. White spots appear on shower glass and fixtures, faucets develop crusty deposits, and surfaces that were once shiny begin looking cloudy or dull.
But what is that same water doing to your tile, grout and natural stone?
Hard water can leave mineral deposits behind every time water evaporates. Over months and years, that buildup can become increasingly difficult to remove and can dramatically change the appearance of showers, bathroom floors, countertops and other surfaces.
The tricky part is that hard-water buildup doesn’t affect every material the same way, and using the wrong product to remove it can create an even bigger problem.
Why Is Hard Water Such a Problem in Scottsdale?
Hard water contains dissolved minerals, primarily calcium and magnesium. When the water evaporates, some of those minerals remain behind.
A single splash isn’t much of a problem. Thousands of wet-and-dry cycles are.
Showers are particularly vulnerable because tile, grout and stone may get wet every day. As the water dries, another tiny layer of mineral residue can be left behind.
Eventually, those deposits become visible as:
- White or chalky buildup
- Cloudy areas
- Spots and streaks
- Crusty deposits around fixtures
- Dull-looking tile or stone
- Discolored or dirty-looking grout
What Does Hard Water Do to Tile?
Ceramic and porcelain tile are generally less porous than natural stone, but that doesn’t mean they’re immune to hard-water problems.
Mineral deposits can accumulate on the tile surface, particularly in showers and around faucets. Over time, smooth or glossy tile can develop a hazy appearance that ordinary cleaning doesn’t seem to remove.
Textured tile can be even more frustrating because mineral deposits and soap residue can collect in the surface texture.
The tile itself may still be perfectly sound. What you’re seeing may simply be years of accumulated deposits sitting on the surface.
What Does Hard Water Do to Grout?
Grout presents a different challenge because traditional cement-based grout is porous.
It can collect minerals, soap residue, body oils and cleaning-product residue. Because grout lines are often recessed below the tile surface, dirty water can also settle into them during cleaning.
The result may be grout that looks:
- Dark or dirty
- White and chalky in some areas
- Blotchy or uneven
- Different colors from one section of the shower to another
Sometimes professional grout cleaning can restore the appearance. In other situations, years of staining and discoloration mean cleaning alone won’t produce the uniform color a homeowner wants.
That’s when grout color sealing may be worth considering.
What Does Hard Water Do to Natural Stone?
This is where homeowners need to be especially careful.
Travertine, marble, limestone and other natural stones aren’t the same as ceramic or porcelain tile. Mineral deposits can accumulate on the surface, but the stone itself may also be sensitive to the products commonly used to remove hard-water buildup.
A cloudy-looking travertine shower, for example, may have mineral deposits on the surface. But it may also have etching, wear or other damage underneath those deposits.
That means there can actually be two different problems at the same time: buildup on the stone and damage to the stone’s finish.
Why Vinegar Can Be a Bad Idea on Natural Stone
Search online for ways to remove hard-water deposits and you’ll quickly encounter vinegar.
Vinegar is acidic, which is precisely why it can help dissolve certain mineral deposits.
Unfortunately, that acidity can also react with calcium-based natural stones such as marble, limestone and travertine.
You may remove some mineral buildup while simultaneously etching the stone underneath it.
The result can be a dull or cloudy area that remains even after the deposits are gone.
The same caution applies to some commercial bathroom cleaners and hard-water removers. A product that’s perfectly appropriate for shower glass or certain ceramic surfaces may not be appropriate for natural stone.
Why Doesn’t Scrubbing Harder Fix It?
When homeowners can’t remove hard-water buildup with normal cleaning, the natural reaction is to use a stronger chemical or a more aggressive scrubber.
That’s where damage can occur.
Abrasive pads may scratch some surfaces. Strong chemicals can affect grout or stone. Acidic cleaners may etch acid-sensitive natural stone.
And if the dullness you’re seeing is already caused by etching rather than surface deposits, no amount of additional cleaning will restore the finish.
The stone may need to be professionally honed or polished instead.
How Can You Tell If It’s Buildup or Damaged Stone?
It isn’t always easy just by looking at it.
Hard-water deposits tend to sit on the surface, while etching actually changes the surface of the stone. A shower can have both at once.
That’s why the first step should be determining what you’re dealing with before choosing how to treat it.
If your natural stone remains dull after it has been properly cleaned, restoration may be necessary. Our guide to cleaning, honing, polishing and sealing natural stone explains the differences between those services.
Can Scottsdale Hard-Water Damage Be Restored?
In many cases, yes.
Professional cleaning can remove mineral buildup and other contamination from many tile and grout surfaces. Natural stone that has become etched, scratched or dull may be restored through honing and polishing.
Grout may be professionally cleaned, repaired or color sealed depending on its condition.
The right solution depends on whether you’re dealing with deposits, staining, surface damage or some combination of the three.
Can Sealing Stop Hard-Water Buildup?
Sealing is useful, but it isn’t a force field.
An appropriate penetrating sealer can help reduce absorption in porous stone and grout, but it doesn’t prevent minerals from being deposited on the surface when water evaporates.
Sealed stone can still develop hard-water buildup.
That’s why routine maintenance and removing water from shower surfaces when practical can still make a difference.
How Can You Reduce Hard-Water Buildup?
A few simple habits can help slow down the process:
- Squeegee shower walls and glass after use
- Wipe standing water from stone surfaces
- Use cleaning products appropriate for your specific tile or stone
- Avoid acidic cleaners on acid-sensitive natural stone
- Don’t allow mineral buildup to accumulate for years before addressing it
- Have stone and grout professionally evaluated when normal cleaning stops working
The less water that evaporates on the surface, the fewer minerals it can leave behind.
Hard-Water Buildup Doesn’t Mean You Need a New Shower
A shower covered in white deposits, cloudy stone and discolored grout can look far worse than its actual condition.
Before assuming the tile or natural stone needs to be replaced, find out whether you’re looking at years of mineral buildup, stained grout, etched stone or a combination of problems that can be professionally restored.
The Grout Nurse works with tile, grout and natural stone throughout Scottsdale and the surrounding Phoenix area. We can determine what’s on the surface, what’s happened to the material underneath it and what can realistically be restored.
You can also read our Complete Guide to Natural Stone Restoration in Arizona for more information about restoring worn or damaged stone.
Before attacking hard-water buildup with another bottle of cleaner, let us take a look. Contact The Grout Nurse to discuss your tile, grout or natural stone.
