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Chemical Resistant Concrete Sealer – CoverShield U100 Gloss Finish


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Location : Interior/Exterior
Task : Floors
Application : Pump Sprayer, MIcrofiber Mop, T-Bar, Roller
Surface : Concrete, Wood, Countertops and Other Hard surfaces
Base : Water Based Urethane
Drytime : 3 Hrs at 75 deg F
Coverage : 800 sq.ft/ gallon (19 .6 sq.m/l)
Finish : Gloss

Frequently Bought Together

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Price for all: $306.60

CoverShield U100 Acid And Stain Resistant Concrete Sealer Clear Gloss Finish

CoverShield U100 Gloss Product video

CoverShield U100 Gloss Un-boxing video

What Is CoverShield U100 Gloss Concrete Sealer?

CoverShield U100 is a heavy-duty stain-resistant concrete sealer.  It’s a water-based, polyurethane sealer that is applied in thin coats to concrete and terrazzo to produce a tough, durable thin-film sealer that provides very effective resistance to:

  • Food-based oil and stains
  • Acid
  • Pet mess

We recommend using it mainly for interior applications such as:

  • Trowel finished concrete
  • Smooth concrete

Typical areas include interior flooring, hotel lobbies, food prep areas, basements, and countertops.  The product has a lot of commercial applications, but it’s also suitable for consumer-type situations. Customers report using it successfully in areas subject to pet spills, accidents, etc.

Typical Uses:

  • Concrete susceptible to staining, discoloration
  • Stained and decorative concrete inside or outside
  • Cement terrazzo
  • Polished concrete
  • Countertops
  • Marble and limestone
  • Restaurants
  • Malls and supermarkets
  • Hospital floors
  • Warehouse floors.


  • Stain and chemical resistant
  • Excellent resistance to abrasion
  • Easy to clean and maintain
  • Holds up to fork lift traffic
  • Odorless
  • Non yellowing UV stable
  • Easy to apply with high coverage
  • Safe for food contact
  • Waterproof
  • Scratch resistant. 

Shelf Life

  • 12 months when stored at 77°F (25°C) or less in a dry and shaded area.  Protect from freezing.

Theoretical Coverage

  • Approximately 800ft2 / gallon (19.6 m2 /liter) per coat depending on the density and porosity of the substrate.

Chemical Resistant Concrete Sealer: The Ultimate Guide to Protecting Your Concrete

Is the strength of your concrete structure rapidly deteriorating due to exposure to moisture, aggressive chemicals, and abrasive grime? Don’t just “patch and pray” or put up with the nuisance of constantly re-sealing your concrete – take matters into your own hands with chemical resistant concrete sealer!

Through utilizing high solids water based sealers, you can improve the overall experience and quality of your concrete surfaces.

With a variety of chemistries, finishes, and coating thickness, finding the right chemical resistant concrete sealer for your needs can seem difficult – but it doesn’t have to be! In this Ultimate Guide to Protecting Your Concrete, we’ll break down the basics of concrete sealers and explain how they’ll help protect your concrete from chemicals, abrasion and discoloration.

We’ll also help you to better understand why it’s important to seal concrete and provide advice on the best ways to apply the sealer to your concrete site, including options for glossy and smooth floor coatings.

Whether you’re a professional contractor, homeowner, or maintenance manager, this guide will equip you with the knowledge you need to take control of the integrity of your concrete surfaces, ensuring they stand up to the test of time with a chemical-resistant sealer. Ready to get started? Let’s dive in!

Quick Recap of Key Points

It depends on your specific needs, but some of the most popular chemical resistant concrete sealers are polyurethanes, epoxies and acrylics. Use a product that is rated for your intended use and follow the manufacturer’s instructions for best results in applying the sealer to your site.

What is Chemical Resistant Concrete Sealer?

When it comes to the hard surface solutions for homes and businesses, concrete is often chosen as a low-maintenance, durable option for flooring, foundations, and patios. But sometimes more protection is commonly needed to prevent staining, cracking, and other surface damage from occurring due to exposure to different types of chemicals.

Enter chemical resistant concrete sealer – a protective layer that can be applied to concrete surfaces in order to protect them against tough pollutants and potentially harsh weather conditions, enhancing the overall experience of your floors.

Chemical resistant concrete sealers provide many benefits like preventing stains and discoloration while also extending the life of the surface. It’s important to note, however, that most sealers do not protect the surface from all chemicals.

This means it’s important to understand the type and concentration of chemical that you’ll need protection from in order to best choose an appropriate sealer. Furthermore, some experts debate if traditional sealing methods are enough for strong chemicals or if better industrial measures should be taken.

For example, if you have a factory with large amounts of hydrochloric acid used on porous floors you might want to invest in special coatings or linings prepared specifically for those needs. It may cost more upfront but could save a lot of money over time by protecting against costly repairs or replacements down the line.

At the end of the day, when it comes to choosing between traditional layers of sealants or extra protective treatments like industrial coatings or linings always be sure your choice matches with your unique needs and circumstances.

With this information in mind, understanding how chemical resistant concrete sealers can benefit your project will become much more clear, transitioning us nicely into our next section discussing just that – the benefits of using chemical resistant concrete sealer when faced with potential bouts of hazardous conditions.

Benefits of Chemical Resistant Concrete Sealer

The benefits of using a chemical resistant concrete sealer, such as epoxy concrete coatings or sealants specifically designed for masonry, are numerous. The sealer acts as a protective barrier to shield against harsh chemicals and the resulting damage to concrete surfaces. This protection not only helps to extend the life of concrete but can also improve its appearance by preserving its waterproofing properties.

Additionally, the sealer provides an extra level of protection from staining, allowing for a greater level of stain resistance when compared to uncoated concrete. For instance, areas exposed to food spills can greatly benefit from this added protection. Chemical-resistant sealers also offer superior performance in areas exposed to extreme temperatures or UV exposure, as they help reduce discoloration as well as surface cracking or crumbling due to thermal shock.

There is debate on whether chemical resistant sealers are always necessary for all types of concrete, due to their price tag and the effort required for installation. On one hand, advocates argue that the peace of mind that comes with the added durability and extended life span provided by these products makes them well worth their price tag.

Conversely, some contend that certain environments and locations might not require the additional protection that these sealers provide since normal wear-and-tear may be sufficient for less severe environments. However, given the countless real-world cases where conventional sealing measures have failed in the face of chemical spatter or prolonged exposure to water or other elements, it is clear that a chemical resistant sealer can be an invaluable asset for protecting homes and businesses alike from costly repairs or replacements.

Ultimately, there is no right answer here; it is up to property owners and professionals alike to analyze their own unique circumstances and make the best decision based on their needs and budget. With careful consideration and attention paid both to the environment and the potential drawbacks, selecting a chemical resistant sealer, including specialized waterproofing coatings, can be a smart investment in protecting your most valuable assets from damage caused by external agents such as chemicals, weathering, and other elements.

In any case, having an idea about how best to protect your concrete surfaces is essential – so armed with this knowledge you are now ready to begin exploring ways of keeping your concrete safe from stain and water damage.

Protects from Stain and Water Damage

When it comes to protecting your concrete, chemical resistant concrete sealer offers a lot of advantages and one of the most important perks is its ability to protect from stains and water damage. When concrete is exposed to moisture, it can become damaged and weak.

As water begins seeping through the surface of the concrete, it can cause mineral deposits which will lead to staining or mottling. Even durable concrete is not completely resistant to moisture which means stakeholders must apply a protective layer, such as an epoxy sealant or other types of concrete coatings, that can repel water to prevent any major damage caused by prolonged exposure.

Chemical resistant sealers offer this kind of protection for your surfaces. Applied as a thin film, these sealers reduce the porosity of the concrete and act as a barrier against water and stains. Sealing your concrete with chemical resistant sealers also helps prevent staining due to high levels of alkalinity in soil since it won’t allow minerals like calcium to penetrate the surface. The sealer provides an effective guard against most spills and other substances like oil and paint, so you don’t need to worry about their damaging effects on your exterior.

When deciding if you should use a chemical resistant sealer for your surfaces, such as a paver driveway, asphalt parking area, or stone pool deck, it is important to consider all factors related to performance and cost effectiveness while staying aware of the limitations that come with such products. In most cases, sealing with these kinds of materials will help you avoid long-term damage due to staining agents or water infiltration. This makes a chemical resistant sealer an invaluable tool when pursuing protection for your structure.

These robust protective layers play an integral role in defending against even the toughest chemicals, but they don’t have complete control when it comes to dealing with substances like oils, making them unsuitable for certain applications such as a paver pool deck. Fortunately, there are other solutions such as using impermeable coatings to keep your surfaces safe from oil and chemical infiltration which we’ll look into in the next section.

Chemical resistant sealers can provide an effective layer of protection for your stone or asphalt surfaces, like driveways and pool decks, from water, stains, alkalinity and other substances like oil and paint. While these sealers are not waterproof and may not be suitable for certain applications, they do offer a cost-effective solution for protecting from long-term damage. Other solutions such as impermeable coatings can keep your surfaces safe from oil and chemical infiltration.

Must-Know Summary Points

Keeping surfaces like pool decks and driveways impermeable to oils and chemicals, the proper application of a chemical resistant concrete sealer can greatly reduce “pass-through” of potentially dangerous substances, making them easier to clean or remove.

In areas where harsh contaminants are present, a prompt and thorough sealing paves the way to preventing — or at least limiting — long-term damage. Regular maintenance and repeat applications of compatible sealers also give you a leg up in the ongoing battle against chemical permeability.

Keeps Surfaces Impermeable to Oils and Chemicals

While chemical agents, such as rubbing alcohols and strong cleaners, will inevitably penetrate through sealed surfaces over time, periodic reapplication is key for keeping all dirt, moisture and other materials at bay.

Additionally, having an updated knowledge on the various types of sealers that prove effective against particular chemicals is crucial to safeguarding your investment in your driveway, pool deck, or other paved structures. It pays to do your research before committing to any specific product.

Finally, it’s important to remember that no single type of sealer will truly guarantee total protection against the forces of nature — especially against fatigue caused by long term exposure to oil and chemicals. But if applied correctly, you can rest assured that your flooring or outdoor structure, such as a stone pool deck or asphalt driveway, should remain able to withstand whatever adversities arrive on its doorstep. And with that understanding in place, we can turn our attention towards the next topic — namely which type of chemical resistant concrete sealers are available.

Chemical resistant concrete sealers are an important component in keeping surfaces impermeable to oils and chemicals. These types of sealers offer protection from a wide range of acids, alcohols, solvents, alkalis, and other caustic liquids which can erode the integrity of your concrete surfaces, whether it be a driveway or pool deck. There are two main types of chemical resistant sealers: silicone-based and acrylic-based.

Types of Chemical Resistant Concrete Sealers

Water based polyurethane chemical resistant sealers offer superior protection for your concrete because they provide a protective barrier that gives outstanding oil and stain resistance, moisture resistance and can withstand extremely high temperatures.

These sealers are an ideal choice for areas like pool decks and driveways, which require extra protection from various contaminants. They form a thin film that protects surfaces, such as your patio or foundation, from harsh chemicals and improves wear resistance while also preventing cracking and flaking on the concrete surface. This is especially important for outdoor areas that are exposed to sunlight and need extra durability.

Acrylic-based chemical resistant sealers, on the other hand, provide excellent protection against mold, mildew, and fungi growth while at the same time provides wear resistance against abrasion. This type of sealer is not as durable or resilient as silicone-based sealers, but it is still effective in keeping concrete surfaces, like your basement floor, coated with a protective layer against various corrosive substances such as acidic cleaners. In addition, acrylic-based sealers come with lower cost and can be applied much faster due to their low viscosity properties compared to the silicone based counterparts.

No matter what type of chemical resistant sealer used, it will not only protect your concrete surfaces from corrosion but also extend their lifespan significantly longer than if left untreated. With that said, transitioning from protecting your surfaces from oils and chemicals to pigmented/non-pigmented sealer needs to be considered because both qualities usually vary depending on the manufacturer’s product line thus understanding them is essential before ultimately selecting one that suits your project’s specific requirements best.

Pigmented or non-pigmented concrete sealers are an important consideration for those looking for added protection and decor for their concrete surfaces. With a pigmented concrete sealer, after the initial application of the sealer has dried, an extra layer of paint can be added to provide a completely different aesthetic look to the object in question, such as a patio area exposed to sunlight. On the other hand, many people opt for non-pigmented concrete sealers if they wish to keep the natural look of the surface, like the basement or the foundation of a building.

Pigmented/Non-Pigmented Sealers

Overall, both types of sealers have unique advantages and disadvantages depending on your desired outcome. Non-pigmented sealers are generally better at preserving the original color and texture of the surface, providing greater protection against chemical attacks such as petrochemical spills and acids while still keeping the look intact. Furthermore, they do not degrade as fast over time as with a paint-treated surface. However, this comes with a downside: non-pigmented sealers limit design options because they cannot be re-painted which could lead to disappointment in how your surface looks over time.

On the other hand, a pigmented concrete sealer gives you more design options as you can change it up with various colors whenever you would like to do so. This is especially helpful when trying to match the concrete finish to specific project requirements. Additionally, if some kind of discoloration does happen over time due to wear and tear or UV exposure then it can be easily covered up with a fresh coat of paint.

On the other hand, a pigmented concrete sealer gives you more design options as you can change it up with various colors whenever you would like to do so. This is especially helpful when trying to match the concrete finish to specific project requirements. Additionally, if some kind of discoloration does happen over time due to wear and tear or UV exposure then it can be easily covered up with a fresh coat of paint. Although this is great from an aesthetic standpoint, it also means that there’s no protection from future chemical attacks since any scratches or damages will reveal the unprotected underlying material underneath.

No matter what type you choose, applying a chemical resistant sealer can drastically extend the life of your concrete projects or flooring. It’s important to keep in mind what exactly you need before making a decision on which type would best suit your needs.

Whichever path you decide on, knowing all these advantages and disadvantages beforehand can help make your project easier and stress free! Now that you know more about these two types of chemical resistant concrete sealers, it’s time to look into how to properly apply them onto your surface – let’s take a closer look at that next!

Applying a Chemical Resistant Concrete Sealer

When it comes to applying a chemical resistant concrete sealer, the process doesn’t differ drastically from other common DIY projects. However, as with any difficult project, taking preventative safety measures beforehand is a must for anyone attempting to install a chemical resistant concrete sealer. Above all else, make sure to read thoroughly through all instructions before undertaking the job.

Though pigmented and non-pigmented sealers both provide excellent protection against environmental contaminants, it is important to understand the pros and cons of each before deciding which is best suited for your project. Paintable sealers are a great way to apply protective coating while also giving surfaces an aesthetically pleasing finish. Non-pigmented sealers have the added advantage of being able to protect surfaces that may be exposed to harsh chemicals without adding any layers on top.

Regardless of whether pigmented of non-pigmented sealer is chosen, appropriate tests and proper installation methods will help ensure that the solution provides optimal protection and durability for years to come. Whatever application technique is used, proper ventilation and protective attire should be worn to prevent exposure to harmful fumes and chemicals during the process.

Ultimately, selecting and applying a chemical resistant concrete sealer isn’t too difficult once you familiarize yourself with the workings of each type available on the market. With a little bit of preplanning and preparation, you can safeguard your investment in the substrate with ease. Moreover, universal applications such as sealing foundations and walkways can give you increased peace of mind knowing that your surfaces are secure regardless of their usage.

Universal Applications of Chemical Resistant Concrete Sealer

Universal applications of Chemical Resistant Concrete Sealer are becoming increasingly popular as they offer greater protection for concrete surfaces exposed to harsh chemical compounds. These sealers protect the entire surface of the concrete, rather than just spots or small areas, making them a viable solution for sealing concrete structures, floors and countertops in industrial environments. However, there has been much debate about their overall efficacy when it comes to protecting concrete from various chemical compounds, raising questions about their true effectiveness.

On one side of the argument, proponents maintain that a chemical resistant sealer is able to provide superior protection for concrete against harsh chemicals, like acid and alkali-based compounds. They cite evidence from research indicating that these sealers can provide increased resistance against acids and a range of types of alkalis. Their results show that the level of protection in terms of surface strength is much higher than that offered by non-treated or untreated surfaces. Supporters also note that these sealers are cost effective and require minimal maintenance once applied, further supporting their use in commercial settings.

However, there is also a counterargument where opponents claim that these sealers may not be as effective at resisting certain corrosive agents as some suggest. While laboratory testing may indicate an increase in surface strength with a chemical resistant sealer, these tests are performed under idealized conditions which may not accurately reflect real world situations. Additionally, opponents point out that it can be difficult to guarantee that all surfaces treated with a sealer remain completely sealed, therefore placing doubt on the long-term effectiveness of chemical resistant coatings when used over large areas.

Overall, the debate around the effectiveness of chemical resistant concrete sealers is uncertain and needs more research before conclusive comments can be made about its overall versatility and efficiency in protecting against different types of corrosive materials. Ultimately, it is important to understand both sides of the argument before making an informed decision on which type of sealer works best for your particular project or situation.

Frequently Asked Questions:

Is it necessary to use a primer with a chemical resistant concrete sealer?

We recommend, the use of a primer with a chemical resistant concrete sealer. Primers are designed to create a bond between the sealer and any concrete surface. Without one, the sealer may adhere poorly or not at all, allowing moisture and other detrimental substances to penetrate unguarded surfaces.

By investing in a primer prior to applying the sealer, you will ensure that your protective layer has optimal adherence, thereby enhancing its long-term durability and ultimate effectiveness. In short, primers are an essential part of any successful sealing job.

What properties does a good chemical resistant concrete sealer have?

A good chemical resistant concrete sealer should have several properties in order to provide efficient protection for concrete. Firstly, it should be highly vapor permeable and highly adhesive in order to bond well with the concrete surface.

Additionally, it should exhibit excellent durability and weather resistance so the sealer does not erode or degrade when exposed to extreme temperatures, humidity and other corrosive elements.

It should also be chemical, acid and alkali-resistant so that any chemicals used on it do not affect its performance.

Finally, it should provide an easy and reliable application process, allowing for a uniform finish without needing to use specialist tools or rigorous cleaning of the substrate prior to application.

Are there any special application techniques needed to use chemical resistant concrete sealers?

Yes, there are specific application techniques needed for applying chemical resistant concrete sealers to ensure maximum protection of your concrete. First, it is important to properly clean the surface of the concrete prior to application. This will help ensure that the sealer adheres properly and creates a lasting protective layer. It is also imperative that a uniform coating is applied in order to ensure maximum resistance to chemicals.

If portions of the concrete remain exposed or have thin layers of sealer, they can be more easily damaged by chemicals or other corrosive elements. Additionally, any cracks or crevices should be filled prior to sealing so the sealer can form an even layer over all areas of the concrete. With these specific techniques, chemical resistant concrete sealers can provide long-lasting protection for your concrete surfaces.

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