What happens if I don't seal granite?

Author: Abner Bernhard Sr.  |  Last update: Tuesday, June 28, 2022

When you don't seal your countertops, they tend to quickly absorb food and liquids, leading to deep stains. Since the countertops are bare, the stains develop within a matter of minutes, even if you are quick to wipe the spill. The countertops not only absorb liquids, but grease and pigments as well.

Does unsealed granite absorb water?

No, granite is a natural, porous material which can absorb liquids such as water or oil. When absorbed, liquids can leave a dark colored spot in the stone. Water will evaporate in time but oil substances can leave stains if not wiped up within minutes.

What happens if you don't seal stone?

You might think something as natural as water wouldn't be a problem, but it is. Without sealing, water will penetrate the stone and leave behind water marks, some small, some large, giving your stone a perpetually dirty appearance.

What granite does not need to be sealed?

Ubatuba granite most often does not need sealing because it is typically a very dense, low-absorbency stone that is naturally stain-resistant.

Can I seal granite myself?

The good news is sealing granite is an easy do-it-yourself project. Many homeowners seal their granite counters once or twice a year, although you can seal them more regularly if you wish because it is not possible to over-seal natural stone.

How to Seal and Clean Your Natural Stone Countertop

Is sealing granite countertops necessary?

Most granite is very stain resistant and does not “require” sealing. However, sealing is an added precaution, and many fabricators and installers do recommend it. Quality Granite & Marble typically makes this determination, and applies sealer when needed.

Can granite be sealed permanently?

yes, it is possible to apply a permanent bond sealer. A couple companies (Sensa, Permashield) are offering granite with a permanent sealer pre-applied "at the factory".

How do you tell if your granite is sealed?

How do I know if my granite needs to be sealed?
  1. pour a tablespoon of regular tap water onto the counter and let it sit for 10-15 minutes.
  2. Wipe away water with a dry cloth.
  3. Is there a darkening of the stone?
  4. If there is darkening, your counters could use some sealer.
  5. If color hasn't changed, the stone is sealed.

How often should granite kitchen countertops be sealed?

ANSWER: You should seal granite when needed and not based on some arbitrary schedule. Most (but not all) granite countertops will need sealing upon installation and then resealed every 1 - 5 years depending on the color and porosity of the granite, the quality of the sealer, and proper sealant application.

Will sealed granite darken when wet?

Water that contains high amounts of iron, for example, may deposit this mineral inside the stone. This permanently darkens and discolors the granite because the mineral will not evaporate with the water.

Why does granite turn dark?

Over time (usually in excess of one year), improper cleaning (such as not completely removing food and beverage spills or residue contained in smoke from cooking) attacks the granite's color and clarity. As a result, the granite's surface becomes much darker in color compared than when it was new.

Can you leave water on granite countertops?

Sealed granite countertops are much less likely to absorb water, however if water is left on your countertop for long periods of time, it can cause a darker spot. Oftentimes, water will just dry and evaporate but if it's been left to sit for a long time, it might needs a bit more help.

How do you maintain granite?

To keep granite countertops clean, use a microfiber cloth to dust off the surface. Often a microfiber cleaning cloth, even a dry one, is all that is needed for basic cleaning. For times when spills or daily life happen, try to wipe down the granite countertop daily or as needed using only water.

What do you clean granite with before sealing?

It's Important to Clean Between Sealings

In general, we recommend using a washcloth or sponge and a gentle soap and water to remove dirt and food debris. Dry thoroughly after washing with a clean, dry towel. Avoid harsh abrasives or highly acidic solutions which can scratch and dull your granite countertops.

How do professionals seal granite?

Here are the steps to giving your granite countertop a professional, protective, sealed surface.
  1. Select the right sealer. ...
  2. Clean the countertop. ...
  3. Using a clean, dry cloth, wet the cloth with the sealer and use it to paint the sealer onto the stone. ...
  4. Let the first coat dry for about 10 minutes, then apply a second coat.

How long does granite countertops last?

Granite countertops should last you at least 10-15 years if maintained well. While you can take steps daily to prolong the life of your granite; some professional help is needed to restore and refinish in order to ensure your granite surfaces last as long as possible.

What countertops dont need sealing?

Quartz is one of the most appealing and most popular choices for a new kitchen counter because of its durability. Unlike granite, quartz doesn't need to be sealed on a regular basis in order to prevent staining. The nonporous surface makes it an ideal choice for food preparation and maintenance.

Does sealing granite make it darker?

Second, a typical impregnating granite sealer like these recommended marble & granite sealers should not darken or change the color at all. A "color-enhancing" sealer will darken the color, but they wouldn't be applying a color-enhancing granite sealer in this case.

How much does it cost to seal a granite countertop?

If you're up to the task, you can purchase sealant for around $20 from most hardware stores. If you're interested in having your countertops sealed by a local granite countertop pro (which can last longer), expect to pay between $170 to $350.

Do you have to treat granite?

No, not all granite countertops need a sealant. Sometimes, granite comes sealed from the manufacturer. For instance, here at Atlantic Granite & Marble, we use a 15-year lifetime sealer. Granite is an igneous rock that contains various natural stone materials that can be prone to stains and scratches.

Can you put a hot pan on granite?

Homeowners don't need to worry about damaging their countertops with everyday use because granite is quite heat resistant. Placing a hot pan on a well-maintained granite slab will not cause it to crack or weaken. Just remember that repeatedly placing a very hot pan on the same spot may cause granite to discolor.

What can damage granite countertops?

All acidic foods are dangerous for granite countertops, including citrus juice, wine, vinegar, and beauty products like nail polish remover. Acids can etch the surface, degrading its seal and exposing the vulnerable stone underneath to more stains.

What should you not clean granite countertops with?

Top 7 Worst Cleaners to Use on Granite Countertops
  • Ammonia.
  • Bleach.
  • Vinegar.
  • Grout cleaners.
  • Bath tile cleaners.
  • Orange, lemon, or other citrus cleaners.
  • Glass cleaners.
  • Hydrogen peroxide.

Does granite crack easily?

Granite is most susceptible to cracks during shipping and installation. Normal use will not crack granite.

Are granite stains permanent?

In some cases, particularly with oils or grease, liquid left on the counter can soak in and create a stain. However, even when this happens, the stain is not necessarily permanent. Most of the time it can be removed using a topically applied paste that draws out any moisture from the stone.

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