Best Sealer for Painted Concrete (Reviewed 2021)

what is the best sealer for painted concrete?

Concrete is one of the most popular services in the world. Let’s face it, it’s everywhere.  You can keep your concrete surfaces looking great by applying a sealer. A sealer creates a super hydrophobic layer on the surface of your concrete, so water is kept out.

With no water available, mold and mildew will be unable to thrive. That means your concrete remains beautiful year after year with little to no maintenance required. If you have an old garage or even new, then a little concrete sealer will prolong the life of the surface.

With so many types of concrete sealers, what is the best sealer for painted concrete? The best sealer for concrete sealer is PS101 Siliconate Multi Surface Smooth WB Penetrating Sealer. This sealer stands out the best among all the ones reviewed. But just for comparison, check out our other four sealers.

PS101 Siliconate Multi Surface Smooth WB Penetrating SealerCHECK PRICE
5 Gal Armor AR350 Solvent Based Acrylic Wet Look Concrete SealerCHECK PRICE
EnduraSeal 100% Acrylic Wet Look Semi Gloss Concrete Sealer Solvent Base.CHECK PRICE
ToughCrete Concrete SealerCHECK PRICE
Lithi-tek 9500 Ultra ConcentrateCHECK PRICE
  1. PS101 Siliconate Multi Surface Smooth WB Penetrating Sealer.


When you need a good penetrating concrete sealer for smooth trampled concrete surfaces, you can’t do much better than PS101 Siliconate Multi Surface. This professional grade sealer penetrates into a heart trampled floor for example garage, floor warehouse floor etc as well as other dense surfaces like broken stone can beams for both residential and commercial applications.

PS101 Siliconate Multi Surface works by penetrating into the pores and capillaries of a concrete surface into a chemical reaction within the surface creates a cross link to methyl silicone internal protective membrane.

Because the membrane is within the surface and does not form a film or coating on the surface, it doesn’t always eliminate all issues one might experience with their concrete surface.


  • Easy to clean.
  • Free of VOCs and other chemicals.
  • Easy application
  • Great customer care from company.


  • Isolated complaints of packaging not good.


  1. 5 Gal Armor AR350 Solvent Based Acrylic Wet Look Concrete Sealer and Receiver.


If you like your concrete floor to have a wet look then 5 Gal Armor AR350 Solvent Based concrete sealer is a great buy. The sealer darkens the concrete surface giving it an appearance of being wet and instantly refreshes faded and dull surfaces.

You can apply 5 Gal Armor AR350 Solvent Based to both exterior and interior concrete surfaces and it can also be used on concrete brings natural stone pavers and at the gates.

5 Gal Armor AR350 Solvent Based is an excellent choice to seal garage and warehouse floors and also works very well for driveways, pool decks, patios etc. You can choose from the clear option or the sealer is available in many colors and can be applied easily with a ruler or a pump sprayer.


  • Easy maintenance
  • Long lasting
  • Breathable and non-toxic
  • Does not leave yellow tint


  • None


  1. EnduraSeal 100% Acrylic Wet Look Semi Gloss Concrete Sealer Solvent Base.


This high performance semi gloss solvents sealer gives your substrate floor is shiny wet appearance. Made of pure acrylic, this sealer won’t yellow with age. It remains highly durable without the associated cost found in other sealers.

Two thin coats are recommended and each gallon of the five gallon bucket will cover approximately 150-300 square feet. Those of purchased this sealer tend to be very enthusiastic about it.

They stress proper preparation of the surface but have reported excellent results using a spray or roller. In addition, they note that stain or paint and surfaces sometimes look better than they originally did thanks to the mild sheen from the sealer.


  • 100% pure acrylic
  • Durable
  • Easy to use
  • Available in many colors


  • None


  1. ToughCrete Concrete Sealer


ToughCrete concrete sealer is an excellent concrete sealer that offers long term protection for the concrete surface and also underneath the surface. This is an excellent silk canes concrete sealer that offers superior protection for your garage floor, driveway, patio or sidewalk.

ToughCrete concrete sealer penetrates deeply into the concrete surface and gives it up to 1- years of protection from water and soil damage and deterioration. ToughCrete concrete sealer not only protects your concrete floors since they are long lasting, but it also helps to enhance the value of your home.

You can also use the sealer to protect other concrete installations such as chimneys, outdoor fireplaces, bricks, pavers and blocks. ToughCrete sealer is eco friendly and safe and has been approved by the Department of Transportation.


  • Highest quality.
  • Durable
  • Efficient
  • 10 year warranty period
  • Water-resistant.


  • Can discolor patios.


  1. Lithi-tek 9500 Ultra Concentrate-1 gallon.


When you want a garage or patio sealer, the industrial strength power of the Lithi-tek 9500 Ultra Concentrate blows away the competition. The ceiling was designed strictly for solid concrete substrates that will not work on concrete block or polished surfaces.

Surfaces coated in this sealer not only at the usual waterproofing and abrasion resistance, but several less from ASR, hydrostatic pressure, moist for intrusion and water vapor transmission.

The concrete itself is strengthened by up to 50% and up to 1000 square feet of concrete per coat can be covered once the single constraint has been mixed with water in a one to four ratio.


  • Prevents mold & mildew
  • Makes concrete strong
  • Affordable
  • Durable


  • None


What are the advantages of having your concrete sealed?

  • Permanent water and moisture proofing.
  • It reinforces the density and hardness of the concrete increasing the tensile strength by up to 30%.
  • It reduces dusting, efflorescence and cracking of the substrate.
  • Resist corrosion of chloride, UV rays, chemicals and salts.
  • It discourages the growth of bacteria, mold mildew and algae.
  • It extends the life of painted concrete like found on concrete stains and exteriors of buildings.
  • It does not change the color or structure of the substrate. It’s completely invisible.
  • It’s self-cleaning in the rain. Every time it rains, the rainwater washes clean any debris or dirt or stains that may have laid on that surface.
  • It is stain resistant.

Best sealer for Painted concrete buying guide

When it comes to sealers, unfortunately, it’s not a one size fits all. There is a multitude on a wide variety of different types of sealers. Some work well on exterior environments while others are bound to interior applications. So you need to check with your manufacturer to find out which sealer best suits your environment and what it is you’re sealing.

Solvent-based acrylic sealer.

Anytime you’re working with solvenated products, you have to be very careful. Make sure there’s no open ignition source, no pilot lights, nobody smoking anywhere in the general vicinity and have a lot of air and ventilation if you’re working with these types products.

UV stability.

If you’re going to be outside you have to be concerned about UV stability. You want a sealer that’s going to stand up to the test of time with a lot of UV exposure.


On interior surfaces, there’s going to be environments that you need a high build coating not a sealer. This is if you’re building a thick film build and that’s going to really hold up over the test of time.

Drying time

When you do these beautiful floors, the last thing that you want is for the sealers or coatings to wear through and start degrading the underlying color whether it’s a water based dye or an acid stain.

So the logic is a coat or two of epoxy and if you’re using an epoxy you never use that or leave that as your final where surface. You’re going to always coat over your epoxy. Although they’re very durable, the fact that they dry so brittle and rigid makes them prone to scuffing and scratching.


If you have a surface that gets a lot of traffic, you might need to apply more sealer on a more frequent basis or perhaps use a more durable sealer. Applying a sealer is fun and it comes with many benefits. Hope this guide had helped in choosing the best sealer for concrete sealer.

How do you Seal an Old Garage Floor?