The 7 Best Exterior Grouts (2022 reviews)

We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a grout. The Red Devil Exterior Grout is exactly that - it's a simple grout that hits all the right notes. The red devil exterior grout is used for new or existing installations. Pre-mixed tile grout is formulated to a user-friendly consistency & is acrylic based for improved durability. And, it is flexible and it follows directions.

The grout is great for simple solutions and it dries quickly. Most importantly, the red devil exterior grout comes with good stuff and it works well for multiple uses.

Almost all buyers agree that the grout is used to fill the gaps between individual tiles. Also, they say that the grout will work, provided your original grout is the same shade of white. Also, they also found that the grout would hold up with larger cracks. In conclusion, many have used the grout for more than a few months without any complaints, and it shows no sign of giving up.

Top Customer Quotes:

This is cleaner, works faster and it works well.
This is perfect for the 4" porcelain tile on shower walls.
This does not have silicone in it, it's straight tile grout in a squeezable tube.
This is perfect with the existing grout.

Best With Good Bond: Sashco Exterior Grout

Buy on Amazon

The Sashco Exterior Grout's superior materials make sure that it ages well with use. The sashco exterior grout is textured to blend in seamlessly with mortar and stucco, yet is elastic like rubber, able to span cracks for permanent, years-long repairs. Manufacturer says: We’re passionate about making the highest performance product possible for each project. Also, it matches light gray, is very solid and it is crafted with good bond.

The grout is good for easy application and it cleans up with soap. Also, the grout allows for easy clean-up, looks good and it is best for extreme temperatures. Above all, the sashco exterior grout is manufactured in the United States.

Almost all buyers found that the grout is a light grey color, like concrete. Also, they also found that the grout does not make a good mayonnaise substitution on sandwiches. In addition, a few say that the color difference between 15010 ( beige ) and 15020 ( gray ) is subtle, but the beige has more of a red undertone than the gray. To sum up, many customers have used the Sashco exterior grout for more than a few months without any issues, and it shows no sign of giving up.

Customers say that getting a exterior brick grout and exterior caulking tip, along with grout is useful.

Top Customer Quotes:

This is great for simple solutions and it is super easy.
This is flexible and it is perfect for dark grey.
This has been up now for a good while and it’s not going anywhere.
This looks like mortar and looks much better.

Best For Floor Tile: Rainbow Chalk Markers Ltd Exterior Grout

Buy on Amazon

We would, of course, be remiss if we didn't mention Rainbow Chalk Markers Ltd Exterior Grout for daily purpose. The rainbow chalk markers ltd exterior grout is affordable, looks wonderful and it is cleaner. Tackle small or large diary projects with a pen that covers up to 150 feet of thin 2mm grout. Note: If the grout does not absorb the water drops within a few minutes, this indicates that the grout was probably sealed.

The grout looks good and it does what it says. Also, it is temporary and it is great for bathroom tiles. Finally, the rainbow chalk markers ltd exterior grout is great for simple solution, works well and it is made with rich pigments.

Almost all customers quickly discovered that the grout honestly looks like a whole new floor. And, they also found that the grout is used for a <24 sq ft bathroom floor with large tiles and could not finish with one pen. In addition, a few say that the grout is pretty much white and also it is a simple process, so it is not a big deal.

Customers discovered that getting a epoxy grouts for exterior use, along with grout is useful.

Top Customer Quotes:

This pen fills in the gaps or faded gaps, providing a brand new look.
This is ceramic, match for light gray and it is perfect for dark grey.
This grout pen is so easy to use and the results are amazing.
A Non-toxic, water-based colorant that covers grubby grout stains makes it look brand new again.

Best For Great Price: Custom Building Products Exterior Grout

Buy on Amazon

The Custom Building Products Exterior Grout should be able to handle its purpose and duties with ease. Further, the custom building products exteriorgrout is used for water resistance and it is great for a great price. Sanded tile grout produces hard, dense joints that resist shrinking, powdering, cracking and wear. Also, the grout is highly recommend, is very good and it is good for fast delivery. Lastly, the custom building products exterior grout is available in bright white, charcoal and sahara tan colors.

Most customers find that the grout will tell you right on the package if it is sanded or unsanded. In addition, a few say that the grout is easy to apply and clean up. To sum up, many have used the grout for more than a few months without any issues, and it shows no sign of giving up.

Top Customer Quotes:

These make blue metal color grout.
This is used for a mosaic table top.
It comes in a box and the 25 pounds comes in a bag.
This is permanent, Why risk the appearance using cheap grout from hd.

Best With Black Grout: Delphi Glass Exterior Grout

Buy on Amazon

Best part: Delphi glass exterior grout costs comparatively cheap and it is available to ship in 24 hours. The Delphi glass exterior grout is a polymer modified Portland cement based blend. Make sure this fits by entering your model number. Further, the grout is ideal for both interior and exterior use.

Most importantly, the Delphi glass exteriorgrout is great for outdoor applications, is easy to prepare and it is good for indoor.

Most buyers agree that the grout is easy to mix, use and clean up. And, they say that this size is much more convenient and easier to store.

Customers discovered that getting a exterior pva wood glue, with this grout made their life much easier.

Why We Like This:

Good for indoor and outdoor applications.
4 lbs - sold in 2 lb containers for convenience.
This is perfect for just adding water, applies smoothly and it is easy too.
Easy to prepare - just add water!.

Best For Natural Stone: Polyblend Exterior Grout

Buy on Amazon

The Polyblend Exterior Grout's material feels more premium than its price would suggest. The polyblend exterior grout is ideal for commercial applications and it is suitable for swimming pools. Formulated for durability, polyblend plus sanded grout accommodates 1/8"-1/2" (3.1- 12.7 mm) joints for interior or exterior installations, including floors, countertops, walls, ceilings, showers, fountains, and pools. Further, it is ceramic and it works with natural stone.

Lastly, the polyblend exterior grout is now an ansi a118.7 polymer-modified, cement-based sanded grout that produces hard, dense joints that resist shrinking, cracking, and wear.

Why We Like This:

Meets ansi 118.7 high performance grout standard without additives.
Meets ansi 118.7 high performance grout standard without additives.
Easy to use - just mix with water.
Has a brighter, more vivid finished color.

Best For Interior: Miracle Sealants Exterior Grout

Buy on Amazon

Miracle Sealants offers a variety of grout for personal choice and yet maintains quality in all the variants. The Miracle Sealants Exterior Grout is weather resistant, is free and it works for ceramic tile. Make sure this fits by entering your model number. And, this can be used for both interior and exterior applications.

Above all, the miracle sealant exterior grout is safe for food areas and it is ideal for the interior.

To sum up, the tone of buyers is very positive and we believe that the grout suits the purpose.

Why We Like This:

Protection for grout, ceramic tile, quarry tile, marble, granite, terrazzo, concrete, brick and masonry.
This is stain resistant and it does what it says.
Independent laboratory tests show tile, stone and grout sealers outperform competitive products.
This can be used as directed, tile, stone and grout sealer will cover between 500.