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Best Concrete Sealer For Countertops (2024 Updated)

If you’re looking for a way to protect your countertops from spills and stains, then a concrete sealer is your best bet. These sealers can help prolong the life of your countertops and keep them looking new for years to come. But before you rush out to buy one, there are a few factors you need to consider.

Firstly, you need to know what kind of sealer you need for your specific type of countertop. There are different types of sealers available for different surfaces and you want to choose the right one to ensure maximum protection. You also need to think about the application process and how difficult it might be. Some sealers require multiple coats and may take longer to dry than others, so make sure to factor this in when making your decision.

Now, here are some questions to ask yourself to help determine whether a concrete sealer for countertops is the right choice for you: Are you frequently using your counters for cooking or other activities that might lead to spills or stains? Do you want to protect your investment and prolong the life of your countertops? Are you looking for a more cost-effective option than replacing your countertops altogether? If you answered yes to any of these questions, then a concrete sealer may be the right choice for you. Look no further and start exploring your options!

10 Best Concrete Sealer For Countertops

# Product Image Product Name Product Notes Check Price
1
This product is ideal for sealing concrete countertops with a matte finish, providing food-safe protection and freeze protection if necessary.
2
This product is ideal for sealing and protecting soapstone, slate, and concrete kitchen and bath countertops with natural ingredients.
3
It is ideal for sealing concrete countertops with a semi-gloss finish that is food safe and water-based.
4
It is ideal for sealing DIY cement countertops in a food-safe and easy way.
5
The product is ideal for sealing concrete countertops and protecting them from stains, scratches, and water damage.
6
The product is ideal for sealing concrete countertops with a food-safe and matte finish, as well as freeze protection.
7
Ideal for sealing countertops and worktops to provide a waterproof, UV-resistant, matte finish that is food safe and can withstand high temperatures.
8
Ideal for sealing and protecting concrete, wood floors, countertops, and other surfaces with a durable and eco-friendly clearcoat.
9
This product is ideal for sealing and protecting concrete countertops from stains and daily wear and tear.
10
The product is ideal for sealing concrete countertops, providing a natural finish and stain resistance.
This product is ideal for sealing concrete countertops with a matte finish, providing food-safe protection and freeze protection if necessary.
This product is ideal for sealing and protecting soapstone, slate, and concrete kitchen and bath countertops with natural ingredients.
It is ideal for sealing concrete countertops with a semi-gloss finish that is food safe and water-based.
It is ideal for sealing DIY cement countertops in a food-safe and easy way.
The product is ideal for sealing concrete countertops and protecting them from stains, scratches, and water damage.
The product is ideal for sealing concrete countertops with a food-safe and matte finish, as well as freeze protection.
Ideal for sealing countertops and worktops to provide a waterproof, UV-resistant, matte finish that is food safe and can withstand high temperatures.
Ideal for sealing and protecting concrete, wood floors, countertops, and other surfaces with a durable and eco-friendly clearcoat.
This product is ideal for sealing and protecting concrete countertops from stains and daily wear and tear.
The product is ideal for sealing concrete countertops, providing a natural finish and stain resistance.

1. Matte Xs-327 Sealant: Freeze-Protected And Food-Safe

The Concrete Countertop Sealer XS-327 Matte is a must-have for those who want to protect their concrete countertops from stains, scratches, and water absorption. This kit comes with 2 sets of quart-sized sealer that can cover up to 100 square feet each, giving you a total coverage of 200 square feet. Once cured, this sealer is food-safe, making it perfect for kitchen countertops.

Aside from its protective features, the XS-327 sealer also offers excellent heat resistance, withstanding temperatures up to 300°F. This makes it ideal for countertops near stovetops or ovens. This sealer uses a penetrating formula that provides an abrasion-resistant finish that can last for years.

One of the best things about the XS-327 sealer is its low odor water-based technology that makes it perfect for indoor applications that require a low VOC sealer. It contains less than 50g/l VOC, making it an environmentally friendly choice. You can use this sealer on both interior and exterior concrete surfaces, including countertops, fireplace surrounds, shower panels, floor tiles, and wall panels.

Please note that this product could be frozen during shipping. However, the manufacturer provides freeze protection during shipping to ensure that the product arrives in good condition. For more information, please contact the manufacturer.

Pros

  • Can cover up to 200 square feet with 2 sets of quart-sized sealer
  • Food-safe once cured
  • Excellent heat resistance, withstands temperatures up to 300°F
  • Protects against food stains, scratches, and water absorption
  • Abrasion-resistant finish that can last for years
  • Low odor water-based technology with less than 50g/l VOC
  • Suitable for both interior and exterior concrete surfaces

Cons

  • – May require additional coats for a more durable finish
  • – May not be suitable for extremely high-traffic areas

2. Clark's Natural Stone Wax: Ultimate Countertop Protection

Protect your soapstone, slate, and concrete countertops from stains and spills with CLARK'S mineral oil for stone. Its specially formulated mix of natural ingredients includes beeswax, carnauba wax, mineral oil, lemon oil, and orange oil. This combination of ingredients provides a tough layer of protection to your countertops.

Unlike other brands, CLARK'S mineral oil for stone contains more carnauba wax and beeswax to give your countertops a uniform patina without leaving any greasy finishes. Applying the wax is easy, simply rub it onto your countertop, let it absorb, and buff off any excess wax using CLARK'S applicator and buffing pads designed specifically for this task.

With CLARK'S mineral oil for stone, you can achieve incredible results as seen in the pictures posted by our satisfied customers. So, why wait? Protect your countertops today and join our community by sharing your before and after photos.

Pros

  • Provides a tough layer of protection to your soapstone, slate, and concrete countertops
  • Contains more carnauba wax and beeswax, leaving no greasy finishes
  • Made of a specially formulated mix of natural ingredients
  • Easy to apply using CLARK'S applicator and buffing pads
  • Achieve incredible results as seen in pictures posted by satisfied customers

3. Concrete Countertop Sealer Semi-Gloss Finish Food Safe Water Based (100 Ft²) 1 Quart Kit Xs-327

The Semi-Gloss formulated sealer adds a slight sheen to your counter top surfaces and is compatible with Concrete, Soap Stone, Flag Stone, Raw Travertine, and Sand Stone materials. The XS-327 Penetrating sealer effectively protects your counter tops from food stains, scratches, and water absorption, making them durable for years to come. The abrasion-resistant finish ensures that your counter top surfaces remain scratch-free even with regular use. The sealer has excellent heat resistance and can withstand temperatures up to 300°F. Additionally, it is a low odor, water-based sealer that is perfect for indoor applications that require a low VOC sealer. The kit can cover up to 100 sq. ft. of counter top surfaces and comes in a 1 Quart size.

Enhance the beauty of your counter top surfaces with the Semi-Gloss formulated sealer. It not only adds a slight sheen to the surface but also protects it from scratches, stains, and water absorption. The XS-327 Penetrating sealer is highly durable and provides an abrasion-resistant finish, ensuring that your counter tops remain scratch-free for years to come. The sealer is compatible with various materials, including Concrete, Soap Stone, Flag Stone, Raw Travertine, and Sand Stone. The sealer is highly heat-resistant and can withstand temperatures up to 300°F. The low odor, water-based technology makes it the perfect choice for indoor applications that require a low VOC sealer. The kit contains 1 Quart of sealer and can cover up to 100 sq. ft. of counter top surfaces.

If you are looking for a sealer that adds a slight sheen to your counter top surfaces, then the Semi-Gloss formulated sealer is the perfect choice for you. The XS-327 Penetrating sealer effectively protects your counter tops from food stains, scratches, and water absorption, making it highly durable. The abrasion-resistant finish ensures that your counter top surfaces remain scratch-free even with regular use. The sealer is compatible with various materials, including Concrete, Soap Stone, Flag Stone, Raw Travertine, and Sand Stone. Additionally, it has excellent heat resistance and can withstand temperatures up to 300°F. The low odor, water-based technology makes it the ideal choice for indoor applications that require a low VOC sealer. The kit contains 1 Quart of sealer and can cover up to 100 sq. ft. of counter top surfaces.

Pros

  • Provides a slight sheen to counter top surfaces
  • Protects counter tops from food stains, scratches, and water absorption
  • Highly durable and abrasion-resistant finish
  • Low odor, water-based technology
  • Compatible with various materials
  • Excellent heat resistance
  • Ideal for indoor applications that require a low VOC sealer

Cons

  • – May not be suitable for outdoor applications

4. Ovation Concrete Countertop Sealer – An Easy, Food Safe Cement Seal For Diy Use (16 Oz Satin)

If you're looking for the best performing sealant specifically designed for DIY concrete, then the Water Based Non-Toxic Sealant is the way to go. This sealant can be applied to a wide range of surfaces such as kitchen counters, bathroom vanities, sinks, concrete tiles, furniture, table tops, fountains, fireplaces, fire pits, and more. It's perfect for both indoor and outdoor projects and is available in two finishes – natural look satin or wet look gloss.

This sealant is formulated with cross-linking polymer technology, which makes it far superior to other types of sealers such as epoxy, filler, hybrid, penetrating, acrylic, wax or beeswax sealers. It dries clear and provides a better performance and look, ensuring that your concrete projects look their best for years to come. The sealant is designed by The Concrete Countertop Institute, to be quick and easy enough for DIY projects, and high-performance enough for professional projects.

One of the best things about this Water Based Non-Toxic Sealant is that it covers up to 50 to 100 square feet, making it an affordable option for your DIY projects. It works with any concrete mix, including overlay, and ensures that your projects are sealed and protected from moisture and staining. The sealant is also non-toxic and water-based, which makes it safe to use indoors and around food prep areas.

Overall, the Water Based Non-Toxic Sealant is an excellent choice for anyone looking to seal their DIY concrete projects. It's easy to use, affordable, and provides a superior performance and look. Whether you're a DIY enthusiast or a professional contractor, this sealant is sure to exceed your expectations.

Pros

  • Covers up to 50 to 100 square feet
  • Works with any concrete mix, including overlay
  • Non-toxic and water-based, which makes it safe to use indoors and around food prep areas
  • Superior performance and look compared to other types of sealers
  • Easy to use and affordable

5. Tuff Duck Concrete Countertop Sealer 750ml (24 Oz) Counter-Top

Are you looking for a high-quality sealer for your concrete surfaces such as countertops and sinks? Look no further than Satin Finish Sealer! With its specially designed water-based formula, this sealer is safe for food and non-toxic, making it an ideal choice for areas where food preparation takes place. The product is free of VOCs, ensuring that it is safe for both you and the environment. Each 750ml bottle can cover an area of 45-60 square feet, making it an economical choice for your sealing needs.

One of the key benefits of Satin Finish Sealer is its ability to penetrate deep into the concrete while also leaving a durable shell on the surface. This ensures that your concrete surfaces are well-protected from damage, stains, and scratches. Additionally, every purchase of Satin Finish Sealer comes with detailed application instructions, making it easy for you to apply the sealer yourself and achieve professional-looking results.

Overall, Satin Finish Sealer is an excellent choice for anyone looking to protect their concrete surfaces. Its food-safe, non-toxic formula, combined with its ability to penetrate deep into the concrete and leave a durable shell on the surface, makes it an ideal choice for a wide range of applications.

Pros

  • Water-based formula is food safe and non-toxic
  • Free of VOCs for safety and environmental friendliness
  • Each 750ml bottle can cover an area of 45-60 square feet
  • Detailed application instructions supplied with every purchase
  • Penetrates deep into the concrete while leaving a durable shell on the surface

6. Matte Seal Kit: Xs-327 For Food Safe Countertops

Protect your concrete surfaces with this Concrete Countertop Sealer XS-327 Matte. The kit includes a modified acrylic co-polymer emulsion that acts as a curing compound and sealer. Its excellent heat resistance allows it to withstand temperatures up to 300°F, making it perfect for architectural applications. The sealer dries quickly to a semi-gloss, non-yellowing and durable barrier against moisture, oil, and most stains. It sprays on blue but dries clear on any horizontal concrete surface.

The mixing ratio is 3 parts “A” to 2 parts “B”, and water can be added as needed. The coverage is approximately 100 ft² per qt. (9.3 m² per 0.9 L) of catalyzed and diluted product 4 mils wet / completed system 2 mils cured. Please note that this product may freeze during shipping, but we provide freeze protection to ensure its quality upon arrival. Taxes, duties, and local fees at the destination country will be paid by the buyer. All GlobMarble products are shipped from the United States.

Pros

  • Excellent heat resistance up to 300°F
  • Acts as a curing compound and sealer
  • Dries quickly to a semi-gloss, non-yellowing and durable barrier
  • Sprays on blue but dries clear on any horizontal concrete surface
  • Coverage of approximately 100 ft² per qt.
  • Freeze protection provided during shipping
  • Shipped from the United States

Cons

  • – None identified

7. H-Seal Concrete Worktop Sealer – Matte & Waterproof!

H-Seal is the ultimate solution for anyone looking for a food-safe, water-based concrete sealer. It is designed specifically for use in food preparation surfaces, bathrooms, and outdoor applications. This solvent-free sealer is not only waterproof but also heat-resistant up to 392°F, which makes it ideal for use with hot pans and BBQs. With its delicate matte finish, it stands out among its competitors, providing protection for over 10 years with proper maintenance.

Unlike other concrete sealers, H-Seal is absorbed deep into the pores of the concrete, which stops water in its tracks by rejecting it and just keeping it on the surface. This makes it super easy to wipe away or let it trickle down the drain. The sealer provides a consistent matte finish that leaves a subtle shimmer, giving the concrete a natural look.

H-Seal is rated up to 392°F, making it an excellent choice for various applications like outdoor fire pits, BBQs, searing hot pans, and oven baking trays in the kitchen. It is designed for use in direct sunlight and offers coverage between 5-12m2, depending on the surface roughness. With its coverage, 1 liter of H-Seal goes a long way, and for surfaces polished to between 1200-3000 grit, it can cover up to 10-12 m2 and even more.

Pros

  • Food safe and waterproof
  • Heat resistant up to 392°F
  • Provides protection for over 10 years with proper maintenance
  • A delicate matte finish that leaves a subtle shimmer
  • Easy to apply and leaves a streak-free finish
  • Ideal for use in direct sunlight
  • Offers coverage between 5-12m2, depending on surface roughness

8. Eco-Tuff Clearcoat Bio-Polyurethane Concrete, Wood, Floor Sealer, Countertop Sealer, Satin, 5 Gallon

The Eco-Tuff concrete sealer is a high-quality solution designed to provide a protective, long-lasting and durable coating on a variety of surfaces, including concrete, primed metal, wood, and more. It is an interior and exterior grade sealer that offers excellent UV protection, ensuring that the surface remains protected from the damaging effects of the sun.

The countertop sealer is formulated with bio-polyurethane, which provides superior surface resistance against abrasion, scratch, hot tire pick up, water, chemicals, and UV. This makes it an excellent choice for high-traffic areas, where surfaces are frequently exposed to harsh conditions.

This cement and wood sealer is incredibly easy to use and can be applied with mechanical airless or HVLP sprayers, rollers, trim pads, or high-quality brushes. This means that it is versatile and can be used in a variety of applications.

The sealer is ideal for achieving a fine finish on concrete, masonry, wood, cement, and natural stone surfaces. Additionally, it can be used on cabinets, garage floors, doors, manufactured products, and tiles, making it a versatile solution for a range of surfaces.

The Eco-Tuff concrete sealer is a non-toxic and sustainable solution that is virtually odorless and plant-based. It is an excellent alternative to epoxy and is free of off-gassing and Red List Chemicals, making it an environmentally friendly choice.

Pros

  • Provides a long-lasting, durable, and protective coating on a variety of surfaces
  • Offers excellent UV protection
  • Formulated with bio-polyurethane for superior surface resistance against abrasion, scratch, hot tire pick up, water, chemicals, and UV
  • Easy to use and can be applied with various tools
  • Versatile and can be used in a variety of applications
  • Non-toxic and sustainable solution that is virtually odorless and plant-based

9. Concrete Countertop Sealer Xs-Pc12. High Gloss, Countertop Clear Food Safe Sealer

The Concrete Countertop Sealer XS-PC12 is a specially formulated hybrid solvent based coating designed for application over completed concrete sealer surfaces like concrete countertops, cement based terrazzo, and GFRC. It provides a low-VOC, penetrating film forming, color enhancing, high gloss, wear surface. The sealer is suitable for both residential and commercial applications and offers commercial grade abrasion resistance for surfaces like concrete countertops, fireplace surrounds, shower panels, floor tiles, wall panels, driveways, garage floors, patios, walkways, pool decks, stucco, and concrete block.

The XS-PC12 comes in two different packaging options: XS-PC12 “A” – short filled quart can and XS-PC12 “B” – short filled 1/2 pint can. The mixing ratio of the two is 3 parts “A” to 1 part “B”. It has a coverage of approximately 100 sq. ft.

Pros

  • Specially formulated hybrid solvent based coating for completed concrete sealer surfaces
  • Provides a low-VOC, penetrating film forming, color enhancing, high gloss, wear surface
  • Suitable for both residential and commercial applications
  • Offers commercial grade abrasion resistance
  • Can be used on various surfaces like concrete countertops, fireplace surrounds, shower panels, etc.
  • Comes in two different packaging options

Cons

  • – Requires mixing of two different cans

10. Stain-Block Concrete Sealer For Countertops

Protect your concrete countertops, integral sinks, fire places, furniture, fire pits, and planters with this water-based and non-toxic concrete sealer. The sealer enhances the warm luster and beauty of the substrate without altering its appearance to a glossy finish. It physically and chemically bonds to the substrate, increasing its lifespan and making cleaning easier.

This sealer offers a coverage of up to 30 sq. ft. per 16 oz, with two coats. It is scratch-proof and resists stains from oils and greases. It also resists heat from hot pots and pans, ensuring that your substrate remains in pristine condition. You can trust this sealer to protect your concrete surfaces while maintaining their natural beauty.

Pros

  • Water-based and non-toxic
  • Enhances the warm luster and beauty of the substrate without altering its appearance to a glossy finish
  • Physically and chemically bonds to the substrate, increasing its lifespan and making cleaning easier
  • Scratch-proof and resists stains from oils and greases
  • Resists heat from hot pots and pans

Cons

  • – Coverage may vary depending on the substrate
  • – May require multiple coats depending on the substrate

Best Concrete Sealer For Countertops FAQs

Can a concrete sealer prevent staining or discoloration on my countertops?

Yes, a concrete sealer can prevent staining or discoloration on your countertops. Concrete countertops are prone to staining and discoloration due to their porous nature. However, applying a high-quality sealer can help protect the surface from damage caused by spills and stains. A sealer acts as a barrier between the concrete surface and any damaging substance that may come into contact with it. It prevents liquids from penetrating the surface of the countertop, thus preventing stains and discoloration. Additionally, a sealer can also enhance the appearance of your concrete countertops by giving them a glossy or matte finish, depending on your preference. It is important to note that not all sealers are created equal, and it is essential to choose a sealer that is specifically designed for concrete countertops. Always follow the manufacturer's instructions when applying the sealer to ensure that it is effective in preventing staining or discoloration.

How do I choose the right type of concrete sealer for my countertop?

Choosing the right type of concrete sealer for your countertop is an important decision. The type of sealer you choose will depend on the type of concrete countertop you have, the level of protection you need, and the level of maintenance you are willing to do.

There are two main types of concrete sealers: topical and penetrating. Topical sealers sit on top of the concrete surface and provide a protective layer against stains and water damage. Penetrating sealers penetrate the concrete surface and provide protection from within.

If you have a polished concrete countertop, a topical sealer is recommended to protect the surface from stains and etching. If you have an unpolished or textured concrete countertop, a penetrating sealer is recommended to protect the surface from water damage and stains.

When choosing a sealer, consider the level of maintenance you are willing to do. Some sealers require reapplication every few years, while others can last for up to 10 years without needing to be reapplied.

In addition, consider the level of protection you need. If you frequently use your countertop for cooking and food preparation, a sealer that is resistant to food stains and acids is recommended.

Overall, choosing the right type of concrete sealer for your countertop requires careful consideration of your specific needs and preferences. Consult with a professional if you are unsure which type of sealer is best for your countertop.

How often should I reapply a concrete sealer to my countertops?

When it comes to maintaining your concrete countertops, applying a sealer is an important step to ensure its longevity and durability. The frequency of reapplying the sealer, however, depends on several factors.

Firstly, the type of sealer used can affect how often it needs to be reapplied. Penetrating sealers, which are absorbed by the concrete, typically last longer and only require reapplication every 3-5 years. Topical sealers, on the other hand, create a protective layer on top of the concrete and may need to be reapplied more frequently, around every 1-3 years.

Secondly, the level of wear and tear on the countertops can also impact how often the sealer needs to be reapplied. Countertops that experience heavy use, exposure to heat or chemicals, or frequent spills may need to have their sealer reapplied more often than those with less use.

Lastly, the environmental conditions surrounding the countertops can also play a role. Countertops exposed to direct sunlight or harsh weather conditions may require more frequent reapplication of the sealer to maintain their protective layer.

Ultimately, it is recommended to reapply the sealer as needed based on the above factors, and to consult with a professional for specific guidance on your particular countertops.

What are the benefits of using a concrete sealer for countertops?

Using a concrete sealer for countertops can offer several benefits. First and foremost, it helps protect the surface of the countertop from stains, scratches, and other types of damage. Concrete is a porous material, which means that it can absorb liquids and other substances if left unsealed. This can lead to discoloration and other types of damage over time. By using a concrete sealer, you can create a barrier between the concrete and any substances that might come into contact with it.

Another benefit of using a concrete sealer is that it can enhance the appearance of the countertop. Depending on the type of sealer you choose, it can give the concrete a glossy, matte, or satin finish. It can also help bring out the natural colors and patterns of the concrete, giving it a more polished and refined look.

Finally, using a concrete sealer can help extend the lifespan of your countertop. By protecting it from damage and wear and tear, you can ensure that it lasts for many years to come, saving you time and money on repairs and replacements in the long run.

What are the best practices for applying a concrete sealer to my countertops?

Applying a concrete sealer to your countertops is an essential step in protecting and enhancing the appearance of your countertops. Here are some best practices for applying a concrete sealer to your countertops:

1. Prepare the surface: Before applying a concrete sealer, ensure that your countertops are clean and dry. Remove any stains or debris using a mild detergent and a soft-bristle brush. If there are any cracks or holes in the surface, fill them with a concrete patching compound.

2. Choose the right sealer: There are various types of concrete sealers available in the market. Choose a sealer that is specifically designed for countertops and suits your needs. For example, if you want a glossy finish, choose a sealer that provides a high-gloss finish.

3. Apply the sealer: Use a high-quality brush or roller to apply the sealer evenly on the surface. Avoid applying the sealer too thickly, as it may result in a cloudy appearance. Apply the sealer in thin coats, allowing each coat to dry completely before applying the next coat.

4. Let it cure: Once you have applied the sealer, let it cure for at least 24 hours before using the countertops. Avoid placing any objects or appliances on the surface during this time.

By following these best practices, you can ensure that your concrete countertops are protected and look beautiful for years to come.

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