Best Sealer For Interior Concrete Floors (2024 Update)
Deciding on the best sealer for interior concrete floors can be a daunting task. With so many options to choose from, how do you know which product is right for your needs? When selecting a concrete floor sealer, there are a few key factors to consider.
First, think about the look you want to achieve. Do you want a glossy shine or a matte finish? Satin or high-gloss sealers will provide more luster while matte options give a flatter appearance. Also, consider the level of protection needed. Concrete sealers safeguard against stains, scratches, and moisture. Higher quality acrylic or epoxy-based sealers tend to offer greater durability.
Additionally, make sure the sealer is compatible with any existing finishes, adhesives or coatings on your concrete. Water-based acrylics work well for bare concrete but may not adhere properly if other products have already been applied. Review application requirements closely. Ease of use is another element to weigh, especially for DIYers. Brush-on and roll-on sealers tend to be simpler to apply than sprays.
How long will the sealer last? Frequency of use and traffic should impact sealer selection. Maintenance and reapplication needs vary. With numerous types and brands of concrete sealers available, doing your homework is key to finding the best solution for your interior concrete floors. Should you opt for a budget-friendly water-based sealer or invest in a premium epoxy? Does the area require maximum stain protection? Taking the time to consider your specific situation will pay off when it comes to choosing the ideal concrete floor sealer.
10 Best Sealer For Interior Concrete Floors
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The product is ideal for sealing, waterproofing, and densifying concrete surfaces.
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Ideal for sealing and protecting concrete surfaces from water and salt damage.
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This product is ideal for sealing concrete against water, vapor, and radon gas, for basement waterproofing and radon mitigation.
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Ideal for sealing and protecting concrete and paver surfaces, providing a glossy, wet look finish.
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This product is ideal for sealing floors and countertops from stains and water damage.
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Ideal for sealing concrete and pavers to give a high gloss, wet look finish and repel water.
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It is ideal for enhancing the appearance of concrete, brick, pavers, and natural stones with a glossy finish.
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This product is ideal for sealing concrete against water, vapor, and radon gas while also providing basement waterproofing and radon mitigation.
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This product is ideal for waterproofing and preventing radon gas invasion in basements by sealing concrete against water and moisture.
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It is ideal for sealing porous brick and masonry surfaces, preventing moisture penetration and preserving the integrity of the material.
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1. Ultraseal: Ultimate Concrete Waterproofer & Densifier
Introducing an industrial-grade sealer that is specially formulated to enhance the strength and waterproofing of concrete surfaces. The Lithi-Tek 9500 sealer is a proprietary water-based solution that has been designed to densify concrete and reduce moisture and vapor intrusion. With this sealer, you can expect an increase in abrasion resistance and a reduction in efflorescence.
The sealer is also effective in reducing hydrostatic pressure, water vapor transmission, moisture intrusion and ASR. By doing so, it enhances the durability and longevity of concrete surfaces. With regular use, the Lithi-Tek 9500 sealer can increase the abrasion resistance of concrete by up to 50%.
One of the standout features of this sealer is its ultra-concentrate formula. With just one gallon of Lithi-Tek 9500, you can mix it with four gallons of water to create a five-gallon sealer that can treat up to 1000 sq. ft. of concrete per coat. This makes it an economical and cost-effective solution for large-scale projects.
2. Siloxa-Tek 8500 Ready To Use – 1 Gallon Penetrating Concrete Sealer, Water And Salt Repellent
Introducing an industrial-grade, water-based solution that offers superior protection against water and moisture intrusion, while safeguarding concrete or masonry substrates against the harmful effects of chlorides and deicing salts.
This remarkable product is specially formulated with silane/siloxane to resist damage caused by deicing salt/chloride, freeze-thaw, spalling, pitting, and cracking. It also significantly reduces water ingress, moisture intrusion and ASR, ensuring long-lasting durability.
Experience excellent water beading effect, superior penetration, and easy application with this solution, which can be applied using a sprayer, roller or brush. It dries clear and does not change the appearance of surfaces, making it an ideal solution for driveways, garages, basements, patios, pool decks, and other concrete or masonry surfaces.
This solution is low in VOCs, making it an eco-friendly option that is safe to use. With a coverage of up to 250 square feet per gallon per coat, you can easily protect and preserve your concrete or masonry surfaces.
Protect your surfaces from water and moisture damage with this industrial-grade solution that offers superior protection against a range of harsh environmental factors.
3. Radonseal+ Basement Waterproofing & Sealer
The concrete sealer is designed to penetrate concrete up to 4 inches and seal the matrix from within, preventing capillary water seepage, water vapor, efflorescence, and radon gas from passing through. This makes it perfect for use on basement floors, interior and foundation walls, slab-on-grade, and indoor/outdoor poured concrete slabs and walls.
In addition to sealing, the formula hardens and strengthens the concrete, protecting it from damage caused by salts, de-icing chemicals, and freeze-thaw cycles. It also helps to reduce concrete dusting and crazing. Unlike many other sealers, this one is breathable, which means it doesn't trap moisture.
The sealer is made with an eco-friendly and easy-to-apply formula that contains zero VOCs, no fumes or noxious odors, no solvents, and is non-toxic and non-flammable. It is water-based and can be applied without any special equipment or tools.
Once applied, the sealer becomes integral to the concrete itself, providing a permanent seal that doesn't need to be reapplied. It is resistant to hydrostatic water pressure and doesn't form a surface film, so there's no peeling or fading. Plus, it leaves the surface paintable.
This commercial-grade sealer has been trusted since 1997 and is backed by a money-back guarantee.
4. 5 Gal Armor Ar350 Solvent Based Acrylic Wet Look Concrete Sealer And Paver Sealer
Introducing the Armor AR350, a top-of-the-line product that is perfect for anyone looking to give their concrete and pavers a fresh, new look. This solvent-based acrylic is designed to enhance the appearance of your surfaces by giving them a wet, darkened finish that is both durable and long-lasting.
Crafted from non-recycled resins in the USA, the Armor AR350 is a high-quality product that will not yellow over time, ensuring that your surfaces maintain their beauty for years to come. This product is self-priming, which means it can be applied directly to unsealed concrete and paver surfaces, as well as to surfaces that have previously been sealed with a solvent-based acrylic sealer.
One of the most significant benefits of using the Armor AR350 is that it can help reduce damage and deterioration caused by surface abrasion, such as cracking, spalling, pitting, and dusting. This means that your surfaces will stay looking their best for longer, and you won't have to worry about costly repairs.
The Armor AR350 is designed to last for an extended period, with up to 1-3 years on exterior surfaces and up to 3-7 years on interior surfaces before the need for a recoat. This means you can enjoy the benefits of your beautiful, refreshed surfaces without the hassle and expense of frequent recoating.
5. Miracle Sealants 511qt6 511 Impregnator Sealer, Quart, Clear, 32 Fl Oz
This product is perfect for those looking for a versatile solution to protect various surfaces both indoors and outdoors. It can be used on a range of surfaces including sanded grout, ceramic tile, porcelain tile, glazed tile, stucco, travertine, marble, slate, granite, terrazzo and more.
The formula is specially designed to be both oil and water-resistant, which creates an invisible barrier for protection. This barrier is highly effective in preventing water damage, stains, and slippage.
Each quart of this product can cover up to 1,000 square feet, making it an affordable and efficient option for larger areas. This superior coverage is formulated to provide stain protection that is UV transparent and resists weather elements.
The application process is easy, and the product will not yellow over time, making it safe to use around food prep areas. It is an excellent choice for those looking for a long-lasting solution to protect their surfaces without compromising their appearance.
6. Wet Look Concrete & Paver Sealer.
The Cryli-Tek 5505 is the ultimate solution for enhancing and protecting various surfaces like concrete, brick, paver, and natural stone. It is a professional-grade, high-solids, solvent-based, and breathable acrylic sealer that provides a rich, vibrant, and durable wet-look finish.
This high-gloss finish is exceptionally resilient against surface damage such as cracking, spalling, pitting, and staining. Unlike other sealers, Cryli-Tek 5505 lasts up to three times longer, thanks to its advanced, supercharged, UV stable resins that are rock solid, non-yellowing, and self-cross-linking. This significantly prolongs its service life, making it easy to clean and maintain.
The best part is that Cryli-Tek 5505 requires no primer and offers a tenacious bond to any concrete, paver, and natural stone surface. It adheres to any surface previously sealed with water-based or solvent-based acrylic, making it an excellent choice for those looking to upgrade their current sealer.
Cryli-Tek 5505 is the toughest sealer available in the industry, outperforming all its rivals in its class. It provides a longer-lasting high-gloss wet look finish that's easy to recoat, and it protects your surface for years to come.
For added traction and slip resistance, it's recommended to use Cryli-Tek 5505 with Grip-Tek 250. With its exceptional features, the Cryli-Tek 5505 is the perfect solution for anyone looking to enhance and protect their concrete, brick, paver, or natural stone surface, ensuring its longevity and maintaining its vibrancy.
7. Enduraseal Acrylic "wet Look" Semi Gloss
The Semi Gloss "Wet Look" Over Many Substrates is the perfect solution for those seeking high-performance interior and exterior water-based acrylic sealer. This product is designed to provide a pure, non-yellowing finish that enhances the aesthetic appeal of various substrates.
One of the most significant advantages of this sealer is its fast-drying nature, which saves time and reduces the risk of contamination. The low odor also makes it an excellent alternative to solvent-based sealers that are notorious for their pungent smell.
When it comes to performance, this sealer surpasses most solvent-based sealers on the market. It resists hot tire pick-up and gasoline, making it ideal for garages, driveways, and other high-traffic areas.
Moreover, this product offers a semi-gloss "wet look" finish that enhances the natural beauty of the substrate. The sealer is suitable for use on a wide range of surfaces, including concrete, pavers, brick, and natural stone.
8. Radonseal: Waterproof, Radon Mitigation & Concrete Protection.
This product is specially designed to penetrate concrete up to 4 inches, internally sealing the matrix of concrete. It effectively blocks the pores and capillaries to prevent any water seepage, water vapor, and radon gas. It is ideal for use on various surfaces such as basement floors, interior walls, foundation walls, slab-on-grade, indoor and outdoor poured concrete slabs, and walls.
Apart from preventing water seepage, it also hardens and strengthens the concrete surface. It helps protect against and reduce concrete dusting, efflorescence, damage caused by salts, de-icing chemicals, and freeze-thaw. The best part is that it does not trap moisture.
This eco-friendly product is easy to apply and has a zero VOCs formula, which means that there are no odors, no solvents, and is non-toxic and non-flammable. It is also water-based, making it safe for the environment.
This product is permanent and paintable, meaning that it does not require any reapplication. It is also resistant to hydrostatic water pressure and does not form a surface film. There is no peeling or fading, and it leaves the surface paintable. It is a great primer for epoxies, tiles, and overlay flooring.
This commercial-grade product is backed by a money-back guarantee and has been trusted since 1997. It is an excellent choice for anyone looking for a reliable and effective solution for concrete protection and sealing.
9. Sealblok – Radon Mitigation & Waterproofing Solution.
This product comes with a reassuring money-back guarantee and is designed to be user-friendly. It is non-toxic, non-flammable, and has zero VOC's, making it a safe option for use in various settings.
Applying this product is easy and hassle-free, as it can be sprayed or rolled onto the desired surface. Once applied, there is no need to reapply, as it is designed to be a permanent solution.
One of the unique features of this product is that it penetrates deeply into the concrete surface, rather than leaving a coating on top. This allows it to absorb and react within the concrete, providing a long-lasting and effective solution.
10. Lastiseal Brick & Masonry
This product offers unparalleled protection and an extended service life, backed by a 15-year waterproofing warranty. It is a water-based solution that is odorless, non-toxic, and non-flammable, ensuring safety and convenience during use. The application process is effortless, as it can be sprayed, rolled, or brushed onto various surfaces.
This versatile protective solution is ideal for safeguarding both indoor and outdoor surfaces, including brick, concrete, masonry, grout, and even wood. It bonds and strengthens surfaces, making them more resistant to the effects of freeze-thaw cycles. Additionally, it helps prevent spalling and dusting, keeping your surfaces looking new for an extended period.
Investing in this product is a smart decision for anyone looking to protect their surfaces from environmental damage, as well as for those who want to extend the lifespan of their surfaces. The product's parameters and specifications make it an ideal solution for homeowners, builders, and contractors. Its easy application process and long-lasting effects make it a popular choice for those seeking a reliable, cost-effective solution to surface protection.
Best Sealer For Interior Concrete Floors FAQs
Are there any health or safety concerns when applying a sealer to an interior concrete floor?
When applying a sealer to an interior concrete floor, there are a few health and safety concerns to consider. Firstly, it is important to wear proper protective gear such as gloves, goggles, and a respirator to avoid any direct contact with the sealer or inhaling the fumes. It is also important to ensure that the area is well-ventilated during the application and drying process to avoid exposure to any harmful chemicals.
Additionally, some sealers may contain volatile organic compounds (VOCs) which can be harmful to both human health and the environment. When choosing a sealer, it is important to look for low or zero VOC options to minimize any potential health risks.
Finally, it is important to follow all instructions provided by the manufacturer when applying the sealer, including any specific safety precautions or recommended application methods. By taking these steps, you can help ensure that the application of a sealer to an interior concrete floor is done safely and without any adverse health effects.
Can I use a sealer on a stained interior concrete floor?
Yes, you can use a sealer on a stained interior concrete floor. In fact, it is highly recommended to apply a sealer on your stained concrete floor to protect it from damage and preserve its appearance. Sealing your stained concrete floor will not only make it resistant to stains, but it will also protect it from water damage, UV rays, and abrasion. It will also enhance the color and shine of the stain, making it more vibrant and long-lasting. Before applying the sealer, make sure to clean and prepare the surface properly, and follow the manufacturer's instructions for application. There are different types of sealers available in the market, so choose the one that best suits your needs and the type of stain you have used. If you are unsure about which sealer to use, consult with a professional or the manufacturer to ensure you get the best results.
How do I choose the best sealer for my specific concrete floor type?
Choosing the best sealer for your specific concrete floor type can be a daunting task, but it is crucial to ensure the longevity and durability of your floors. Firstly, you need to identify the type of concrete floor you have, whether it is polished, stained, stamped, or exposed aggregate. This will help you determine the type of sealer needed, as each type of concrete floor requires a specific sealer.
Polished concrete floors require sealers that are designed for high gloss and offer excellent resistance to abrasions and stains. Stained concrete floors require sealers that are resistant to UV rays, stains, and chemicals. Stamped concrete floors require sealers that enhance the color and texture of the stamped pattern and offer excellent resistance to abrasions and stains. Exposed aggregate concrete floors require sealers that provide excellent resistance to freeze-thaw cycles and protect against water penetration.
It is essential to consult with a professional or a manufacturer's representative to help you choose the best sealer for your specific concrete floor type. They can guide you through the selection process and recommend the most suitable sealer for your needs. Additionally, it is crucial to consider the sealer's application method, drying time, and maintenance requirements before making a final decision.
How do I properly prepare my interior concrete floor for sealing?
Preparing your interior concrete floor for sealing is an important step in ensuring that the sealant adheres properly and lasts as long as possible. Here are some steps you can take to properly prepare your interior concrete floor for sealing:
1. Clean the surface: The first step is to clean the concrete surface thoroughly. Remove any loose debris, dust, grease, oil, or any other contaminants that may be present on the surface. You can use a stiff-bristled brush or a power washer to clean the surface.
2. Etch the surface: Etching the surface of the concrete is necessary to create a rough surface that will allow the sealant to adhere properly. You can use a commercial etching solution or a mixture of water and muriatic acid to etch the surface.
3. Neutralize the surface: After etching, it is important to neutralize the surface to ensure that no acid is left on the surface. You can use a baking soda and water solution to neutralize the surface.
4. Rinse the surface: Rinse the surface thoroughly with clean water to remove any residue left after etching and neutralizing.
5. Allow the surface to dry: Allow the surface to dry completely before applying the sealant. Depending on the climate, this may take several hours or even a day or two.
By following these steps, you can properly prepare your interior concrete floor for sealing and ensure that the sealant adheres properly and lasts as long as possible.
How long does it take for the sealer to dry and cure on an interior concrete floor?
The drying and curing time of sealer on an interior concrete floor depend on various factors. Generally, most sealers dry within a few hours and are ready for light foot traffic. However, the curing process may take anywhere from 24 hours to 72 hours or more, depending on the type of sealer used, humidity levels, temperature, and the thickness of the sealer coat.
Solvent-based sealers typically have a longer drying time compared to water-based sealers. Additionally, thicker coats of sealer will require more time to cure than thinner coats. It is essential to follow the manufacturer's instructions on the product label to determine the recommended drying and curing times.
During the curing process, it is essential to avoid heavy foot traffic, water exposure, and any other activities that may damage the sealer's surface. Once the sealer is fully cured, it will provide long-lasting protection and enhance the appearance of the concrete floor.
How many coats of sealer should I apply to my interior concrete floor?
The number of coats of sealer you should apply to your interior concrete floor depends on the type of sealer you are using and the condition of your floor. Generally, two coats of sealer are sufficient for most interior concrete floors. However, if your floor is more porous or if you want to achieve a higher level of sheen, you may need to apply additional coats.
When choosing a sealer, make sure to read the manufacturer's instructions carefully. Some sealers require only one coat, while others may require multiple coats. Also, consider the level of foot traffic and other wear and tear the floor will experience. For high traffic areas, you may want to apply an additional coat of sealer for added protection.
Before applying the sealer, it's important to thoroughly clean and prepare the surface of the concrete. This includes removing any existing sealers or coatings, repairing any cracks or damage, and ensuring the surface is free of dust and debris.
In summary, while two coats of sealer are typically sufficient for most interior concrete floors, the number of coats required may vary depending on the type of sealer, the condition of the floor, and the level of protection desired.
How often should I reseal my interior concrete floor?
The frequency of resealing your interior concrete floor depends on several factors such as the amount of foot traffic, exposure to moisture, and the quality of the sealer used. In general, it is recommended to reseal your interior concrete floor every two to three years. However, if your floor experiences heavy foot traffic or exposure to moisture, it may require more frequent resealing. On the other hand, if your floor is in an area with low traffic and minimal exposure to moisture, it may only need to be resealed every four to five years. It is important to note that resealing your interior concrete floor helps to maintain its appearance and protect it from damage, so it is essential to monitor its condition regularly and reseal as needed to prevent costly repairs in the future.
Is it important to use a penetrating or topical sealer for interior concrete floors?
Yes, it is important to use a sealer for interior concrete floors. A sealer helps protect the concrete from stains, spills, and other types of damage. However, whether to use a penetrating or topical sealer depends on the type of concrete and the desired outcome.
Penetrating sealers penetrate the concrete surface and provide protection from within the concrete pores. They are ideal for surfaces that are exposed to moisture, such as basements and garages. They are also suitable for surfaces that are prone to staining, such as kitchen floors. The advantage of using a penetrating sealer is that it does not change the appearance of the concrete surface.
Topical sealers, on the other hand, sit on top of the concrete surface and provide a protective layer against scratches, abrasions, and stains. They are ideal for surfaces that require a glossy or matte finish. Topical sealers are also suitable for decorative concrete surfaces that require color enhancement or surface polishing.
In conclusion, the type of sealer to use for interior concrete floors depends on the type of concrete and the desired outcome. It is important to consult with a professional to determine the best sealer for your specific needs.
What are the characteristics of a good sealer for interior concrete floors?
A good sealer for interior concrete floors should have several key characteristics. Firstly, it should be durable and long-lasting, able to withstand heavy foot traffic and regular cleaning without wearing down or peeling. Secondly, it should provide a strong barrier against moisture and stains, preventing water, oil, and other liquids from penetrating the surface and causing damage. Additionally, a good sealer should be easy to apply and quick to dry, allowing for efficient and hassle-free application. It should also be compatible with a wide range of concrete surfaces and finishes, including polished, stained, and dyed floors. Finally, a good sealer should be low in VOCs (volatile organic compounds) to minimize the risk of harmful fumes and environmental impact. Overall, a high-quality sealer for interior concrete floors should provide reliable protection and enhance the overall appearance and longevity of the surface.
What is the difference between solvent-based and water-based sealers for interior concrete floors?
Solvent-based and water-based sealers are the two most common types of sealers used for interior concrete floors. The main difference between the two is the type of solvent used to dissolve the resin and acrylic particles that make up the sealer.
Solvent-based sealers use a solvent such as xylene or acetone to dissolve the resin and acrylic particles, whereas water-based sealers use water as the solvent. This means that solvent-based sealers are more toxic and have a stronger odor, while water-based sealers are more environmentally friendly and have a much lighter odor.
Solvent-based sealers also tend to be more durable and longer-lasting than water-based sealers, as they form a harder, more protective layer on the surface of the concrete. However, they can also be more difficult to apply and require more careful handling to avoid inhaling the fumes.
Water-based sealers, on the other hand, are easier to apply and clean up, and are typically more affordable than solvent-based sealers. They are also ideal for use in environments where low VOC emissions are a priority, such as in schools, hospitals, or other public buildings.
Ultimately, the choice between a solvent-based or water-based sealer will depend on the specific needs of your project, including factors such as budget, environmental concerns, and desired durability.
