Concrete does not always need sealing, but employing a concrete sealer will protect the surface from stains, grime, and it can defend from abrasive and physical damage. It is a reduced-cost technique of improving the search of current surfaces and protecting new surfaces. It’s also a relatively straightforward undertaking to total and can be accomplished in a one working day.
Pick amongst wet-look and dry-appear, distinct and coloured, and glossy and non-glossy. Make sure that you buy enough to give complete coverage of the region you’re working on and be geared up with the appropriate tools for your chosen software strategy. Concrete sealers are only as effective and efficient as the method you use to apply them. Epoxy sealers can very last as lengthy as ten a long time ahead of you need to have to reapply, so you will want to get the right finish to keep away from getting to grind down the sealer or obtaining a concrete fashion that you do not like.
Use our critiques of the 10 very best sealers to discover the product that matches your concreting task needs.
A Quick Comparison of Our Favorites in 2022
| Best Overall
||Ghostshield Siloxa-Tek Penetrating Concrete Sealer||
| Best Value
||Foundation Armor Solvent Concrete Sealer||
| Premium Choice
||ToughCrete Concrete Sealer||
|EnduraSeal Semi-Gloss Concrete Sealer||
|DryWay Water-Repellent Concrete Sealer||
The 10 Best Concrete Sealers
1. Ghostshield Siloxa-Tek Penetrating Concrete Sealer – Best Overall
Ghostshield Siloxa-Tek Penetrating Concrete Sealer is a water-based siloxane sealer. Marketed as an industrial-grade sealer, Ghostshield Siloxa-Tek will protect 250 sq ft for every gallon and it can be employed on driveways, garages, basements, and other concrete surfaces.
The sealant, which is completely ready to use straight out of the bottle and does not need any mixing, has a normal complete so will not alter the look of the dealt with spot. It will take two coats, but the 2nd can be applied ahead of the first has entirely dried, so the total work can even now be completed in an afternoon.
It can be applied making use of a roller, a spray wand, or by brush. As soon as applied, the sealer types a barrier against h2o absorption. It uses nanotechnology to get further penetration of the concrete which, in change, provides better protection. The sealer does not kind a movie, which signifies that the surface area beneath can nonetheless breathe, making it possible for humidity to escape. The remedy safeguards towards abrasive damage, which can direct to alkaline penetration and harm and is specifically efficient at protecting against the damage triggered by de-icer salt, frost, snow, and other wintry problems.
It is a little on the expensive side, you will probably require more than Ghostshield suggests for decent protection, and the liquid is runny so you will be greater spraying the remedy on uneven and sloped surfaces. General, we feel this is the best concrete sealer available this calendar year.
2. Foundation Armor Solvent Concrete Sealer – Best Value
Foundation Armor Solvent Concrete Sealer is a solvent-primarily based sealer. The low-gloss sealer delivers a damp search finish, which assists bring out the coloration of the concrete and is particularly beneficial on weathered and fatigued searching concrete, providing it a new lease of existence.
The self-priming solution can be utilized to untreated and unsealed concrete, will call for two coats to guarantee full coverage and will very last up to a few years on exterior surfaces and as long as seven many years on interior surfaces. The producer states that one particular gallon will protect roughly one hundred seventy five sq ft, and this tin consists of five gallons. Its lower value and large tin suggest that this is a single of the greatest concrete sealers for the cash.
The A350 sealer is created to reduce damage caused by drinking water absorption, by sealing the porous holes of the concrete and preventing dampness from acquiring in the material. It can also decrease staining and, many thanks to its protection in opposition to abrasive damage, the Foundation Armor Solvent Sealer also prevents alkaline floor growth.
3. ToughCrete Concrete Sealer – Premium Choice
ToughCrete Concrete Sealer is an high-priced siloxane-based sealer that can be utilized to seal paths, driveways, garage flooring, and other concrete surfaces. It is created to penetrate deep into the concrete and can provide defense for as lengthy as 10 many years just before you have to think about reapplying any a lot more of the liquid.
It can shield against salt hurt, so is appropriate for coastal regions and will also safeguard from salt-based mostly de-icer. It will shield in opposition to water and moisture, and it can also defend against abrasive and bodily hurt that is prevalent on driveways and other higher visitors surfaces.
Though the sealer is costly, its 10-year daily life indicates that you won’t want to reapply as often as with other goods, while utilizing a spray on a reasonably flat and obvious floor signifies that the liquid goes a good deal additional even than ToughCrete on their own claim. ToughCrete Concrete Sealer is mostly intended for use on concrete surfaces but it can also be employed on brick, cinder block, chimney, and outdoor fireplaces, to help seal them and shield towards cold and soaked.
The only genuine complaint about this item is how expensive it is and ought to totally prepare the concrete prior to application to get the very best results.
4. EnduraSeal Semi-Gloss Concrete Sealer
EnduraSeal Semi-Gloss Concrete Sealer is an acrylic sealer. As these kinds of, it varieties a physical barrier above the surface area of the concrete and leaves a moist look driving. Damp seem sealers are specifically advantageous when utilized on ruined and drained looking concrete because it offers the floor a new lease of life and can increase the colour and end of the surface.
In this scenario, while EnduraSeal is explained as a concrete sealer, it will truly function with other surfaces such as terrazzo, stone, and colored concrete. The organization endorses making use of two coats and states that a gallon of the liquid sealer will include among a hundred and fifty and three hundred sq ft, depending on how porous the surface is. More mature concrete, which tends to be more porous and may have bodily hurt that additional will increase the porosity of the content, will get a lot more than new concrete that is in a natural way less porous and has much less areas of hurt.
This EnduraSeal has very a strong odor so is best employed on outdoor surfaces, or in the garage absent from dwelling regions. Also, it is not suggested to use this distinct sealer in moist areas due to the fact it can be still left with a white haze.
5. DryWay Water-Repellent Concrete Sealer
The h2o-based silane and siloxane sealer, DryWay Water-Repellent Concrete Sealer can be utilised on concrete, brick, pavers, cinder block, and masonry. It gives up to 7 years of defense, even though if you are implementing on a porous concrete floor outside, you will have to reapply faster than this.
The silane sealer has outstanding water repellent properties, which means that it safeguards towards rain and other bad weather conditions. It will also safeguard towards salts and de-icing chemicals and the liquid can be utilised on driveways, paths, garage flooring, and other surfaces.
DryWay prevents lichen and moss expansion, which can lead to additional hurt to concrete by breaking up the content, and they can lead to slippery surfaces as effectively as creating your driveway look unsightly. DryWay does not stimulate beading and a great deal of surfaces will get rid of drinking water relatively than bead it. The sealer is nonetheless working to protect from moisture, but a great deal of users count on h2o beads to sort.
6. Ghostshield Lithi-Tek Penetrating Concrete Sealer
Lithi-Tek 9500 Ultra Concentrate Penetrating Concrete Sealer is a concentrated sealer solution. It needs to be combined with 1 portion sealer to 4 areas water, but this indicates that the 1 gallon bottle of focus is equal to purchasing a five-gallon bottle of answer. In this way, the sealant represents good benefit for funds, proving less costly than all but the most inexpensive options and that means that a solitary bottle will handle up to 1,000 sq ft.
The industrial-grade sealer strengthens and waterproofs concrete. It protects in opposition to abrasion although reducing the humidity that will get into the concrete. The sealer has a normal complete so as soon as it is dry, you will not be ready to explain to that the Ghostshield is there, except for the stage of safety that it gives. It does demand two coats but the next coat can be utilized ahead of the 1st has completely dried, so there is no need to wait for a second great-weather window. The liquid can be used by spraying, rolling, or brushing it onto the surface.
Be mindful that Ghostshield states that this sealer is very best employed on driveways that are not subjected to freezing winter problems or deicing salts. If you reside in a freezing climate, you must contemplate a various product.
7. MasonryDefender Penetrating Concrete Seal
MasonryDefender Penetrating Concrete Seal is a masonry waterproofing resolution that shields for up to five years. It is a water-based silane and siloxane rain guard that penetrates down into the concrete and shields from water and moisture. It also shields from salts, chloride, damage caused by the freeze and thaw cycle, and stains. The answer does not change the appear or end of the concrete as it is non-gloss and does not have a wet-seem end.
The bottle is cheap and contains one gallon of the liquid, but even though some other sealers will cover up to 250ft for each gallon, MasonryDefender will only cover ninety to a hundred and fifty sq ft, so you will need to have much more of this resolution. You will also need to have to thoroughly put together the floor to get the very best final results, and this involves cleansing the surface just before allowing it to dry completely for a minimum of 6 several hours.
Regardless of claims that the liquid does not discolor or alter the surface area appearance of concrete, it does darken newer concrete, which is especially problematic if you’ve had any repairs created to current concrete surfaces.
8. EcoProCote Concrete Sealer
EcoProCote’s Acri-Soy Concrete Sealer is a concrete sealer and protecting wooden sealer. The manufacturer statements that the protecting coat can very last for a life span and that it is resistant to flaking and peeling. It is produced from soy oil emulsions and will also operate on other surfaces, this kind of as wooden, brick, and tile grout. It does not incorporate poisons and doesn’t leave a movie so it is suitable for use on countertops and foodstuff preparing regions.
Despite the fact that the quart jar performs out very pricey when compared to most other remedies, the EcoProCote sealer will shield all around 500 sq ft for each gallon, so a small does go a lengthy way and it performs out to be economical by area.
Nonetheless, you may possibly need a number of coats to obtain the degree of safety you need, particularly on more mature concrete that is a lot more porous and has greater holes.
9. ToughGloss Concrete Sealer
ToughGloss Concrete Sealer is fairly priced and utilizes MicroEmulsion technology. It has a wet appear finish that can enhance and enhance the appear of an present concrete surface. It can be used indoors or outdoor, and as well as working on concrete, it will perform on masonry, Terrazzo, and stained concrete.
The sealer is easy to implement and enables you to use a sprayer, brush, or roller to get it down. The manufacture advises the use of two coats of this liquid, and you will want to enable the initial coat dry ahead of making use of the 2nd, which means that you may need to hold out until you can promise a dry spell of many times.
In apply, it can get three coats or more to get the suitable amount of protection, specifically if your concrete is older and a lot more porous, or destroyed. The semi-gloss finish is a tiny cloudy and damp looking, also.
10. SEAL-ONCE Concrete & Masonry Penetrating Sealer
Seal-When Concrete & Masonry Penetrating Sealer is an expensive sealer that claims a non-yellowing end that shields the appearance and the structure of concrete.
It safeguards towards salt deposits, actual physical injury, lime bloom, thawing, and other forms of dampness and cold damage. It creates a breathable barrier that protects and that generates a extended-lasting water barrier. It can be very easily utilized with a normal backyard garden sprayer, preserving your back again and creating the software as effortless as achievable.
However, the sealer is not inexpensive, it can be challenging to get it to remain on a stone complete, and it is challenging to use utilizing a sprayer and rewards from being rollered on, but this demands the use of much more of the liquid, more including to the cost and inconvenience.
Buyer’s Guide – Purchasing the Best Concrete Sealer
Should I Seal My Concrete?
Excellent good quality concrete should previous for a long time with out any treatment or sealer. Nevertheless, implementing a sealer can lengthen the lifestyle of a driveway, pathway, or other concrete area, even though preserving its search, making certain its structural integrity, and even making certain that it is safe to wander on.
Sealing concrete isn’t essential, but it is beneficial.
Types Of Sealer
Distinct kinds of sealer supply security from diverse factors and threats, are far better suited to certain varieties of area and situation, and supply differing stages and quality of security. The most widespread sealers contain:
Type Of Protection
Liquid, humidity, and freezing circumstances are the most common leads to of damage to concrete surfaces. Concrete is porous and liquid can get inside the pores and chip away at the surface area. Managing h2o is particularly detrimental, but so as well is drinking water that is allowed to freeze and then thaw.
Drinking water expands as it freezes, so dampness inside of the pores will press the concrete outwards and potentially cause cracking, holes, and pocks. As soon as the h2o thaws and contracts, the concrete tries to return to its authentic position and may possibly crack absent. Salt, normally triggered by rainwater in coastal places or used as a means of deicing, causes injury inside the concrete and it can discolor and crack your driveway.
Think about the most very likely and most recurrent brings about of hurt to your driveway or other concrete surface and then seem for the sealer that delivers the biggest safety in opposition to this certain danger.
When looking at sealer, you will need to have to know the spot that you intend to protect. Sealer containers and bottles will normally notify you of the region that one gallon of liquid will protect. This accounts for a one coat, and if the bottle indicates applying a 2nd coat, you will want extra liquid. Most sealers include in between one hundred and 300 square ft for each gallon, but some declare to go over as a lot as 500 sq ft or a lot more.
How Many Coats Of Sealer Can You Put On Concrete?
Most producers advise that you use at least two coats of sealer. The very first coat will be absorbed into the concrete, with some patchy continues to be left to perform on the exterior. The second coat evens this protection out and makes certain that the total area is lined. Inadequate good quality sealers or previous and quite porous concrete may possibly need a third or added coat.
How Long Does Concrete Sealer Last?
Again, this relies upon on the sealer in question, and especially the kind of sealer. Epoxy sealers generally have the longest lifestyle and do not need to be reapplied for five to ten a long time. Acrylic sealers may need reapplying every yr to three years, based on no matter whether it is utilised indoors or outdoor.
When applying a sealer, you want to make certain that you get great even coverage, specially if your picked sealer has a gloss or moist-appear finish which would seem patchy on completion. In most instances, you can use a brush, roller, or sprayer to apply the liquid. A sprayer could not be suited with thick liquids, but this application technique usually gives better coverage, much less effort, and it requires the use of significantly less sealer. But the greatest method of application does depend on the kind of sealer.
Is It Better To Spray Or Roll Concrete Sealer?
Stick to the suggestions presented by the company, who ought to suggest no matter whether you can spray or roll the solvent. If you are presented the alternative, the sprayer is generally the less complicated and far more efficient, and expense-successful resolution.
Can You Apply Concrete Sealer Over Old Sealer?
In some cases, you could need to make certain that outdated sealer has been fully taken off before making use of a new layer. Some sealers, these kinds of as acrylic sealers, can be used on prime of an outdated layer of the same type of sealer. Check the directions of your new sealer to decide no matter whether you have to remove all remnants of the old answer.
The primary function of concrete sealer is to seal concrete surfaces. This can incorporate driveways and pathways and other outdoor surfaces. It can also incorporate garages and workshop flooring that are created from concrete, and it might even consist of ornamental and practical indoor surfaces like worktops and function surfaces. Although some sealers condition that they are for use on concrete, particularly, other folks work on stone, brick, and even wooden, despite the fact that benefits may possibly be combined.
Can Old Concrete Be Sealed?
Previous concrete can be sealed. It will want cleansing very first, and you need to make certain that any mildew, mildew, and other grime and debris is extensively taken out just before software. Previous concrete tends to be a great deal far more porous than new concrete, as well. This indicates that you will likely require to use more sealer to get a excellent and even coverage, and you may possibly require to apply numerous added coats for the best benefits.
There are a variety of finishes accessible from concrete sealers. You get a natural appear finish, which ought to not alter the look of your concrete. You can also get a soaked-appear finish, which does not essentially have a gloss finish but will leave your concrete seeking as even though it has been rained on. A gloss complete is a decorative end that can be suitable in some situation.
Does Concrete Sealer Darken Concrete?
It actually does rely on the variety and even the make of sealer utilised. Acrylic sealers do tend to darken concrete and leave a moist-look end, but other alternative remedies do not automatically change the look of the concrete at all. If you want your concrete darkened, seem for a wet seem end. Otherwise, seem for a organic end.
A concrete sealer can protect and even enhance the look of your concrete driveway, pathway, garage floor, or other concrete area. Some are designed for indoor use, others for outside. And, whilst some sealers declare to safeguard from every little thing from chilly weather to dampness and dampness, there are some tends to make and designs that are less effective in defending moist floors or safeguarding from the freezing and thawing cycle of wintertime. Other people may struggle with the chemicals or salt that arrive from de-icer and other purposes. You need to do your homework and get the right sealer for your concrete software.
It can price hundreds of dollars to protect a driveway. If you get the mistaken sealer, at very best you’ll need to substitute it with one thing much more efficient. At worst, it could discolor and injury your concrete and go away you obtaining to pay for a lot a lot more than one more bottle of concrete sealer.
We hope our critiques have assisted you discover the sealer that is very best suited to your software and your demands. The GhostShield Siloxa-Tek shields in opposition to cold, moist, wet, and abrasive harm, and it doesn’t need to have mixing, even though it is a small slim when compared to some other answers. The Basis Armor Solvent Concrete Sealer represents even better price for cash, protecting against dampness injury for up to seven several years.