How Big of a Crack Will Thompson Brick Sealer Work With?

Engineered to withstand various environmental elements, this innovative sealer penetrates deep into the brick's pores, creating a strong and long-lasting barrier against moisture, dirt, stains, and other potential damages. With it’s advanced technology, Thompson Brick Sealer offers exceptional crack-filling capabilities, ensuring that even significant cracks can be effectively sealed and repaired. Whether dealing with hairline fractures or larger, more substantial cracks, this versatile sealer provides the necessary strength and flexibility to restore the integrity of the brickwork, preserving it’s structural integrity and aesthetic appeal.

Does Thompson Water Seal Work on Brick?

Thompsons Water Seal is an excellent product for protecting various building materials, including bricks. It’s effectiveness lies in it’s advanced silicone micro emulsion, which penetrates deep into the bricks porous surface, providing a long-lasting shield against water damage caused by rain and other weather conditions. Unlike many other sealants, Thompsons Water Seal doesn’t create a film on the surface but rather, it bonds with the brick, mortar, stone, or concrete, allowing them to breathe while still safeguarding them from moisture.

For instance, it reduces the likelihood of efflorescence, a phenomenon where salts migrate to the surface of the bricks, leaving unsightly white stains. By creating a barrier against water, the sealant minimizes the chances of salt accumulation within the bricks, controlling the occurrence of efflorescence.

These specialized options ensure optimal performance and coverage on brick surfaces, giving you peace of mind knowing that your bricks are effectively protected against water damage.

Tips for Applying Thompson Water Seal on Brick: This Topic Could Provide Specific Instructions and Guidelines for Correctly Applying Thompson Water Seal on Brick Surfaces to Ensure Optimal Protection and Coverage.

Thompson Water Seal is a popular product used to protect brick surfaces from water damage. To apply it effectively, follow these tips:

1. Prepare the brick surface by cleaning it thoroughly and removing any dirt, dust, or debris. A clean surface will ensure better penetration and adhesion of the sealant.

2. Before applying the sealant, test a small, inconspicuous area of the brick to ensure compatibility and desired results. This step will help you avoid any unwanted discoloration or damage to the brick surface.

3. Shake the Thompson Water Seal container well before use to ensure proper consistency and uniformity.

4. Use a brush, roller, or sprayer to apply the product evenly on the brick surface. Start from the top and work your way down to ensure complete coverage.

5. Apply the sealant in thin coats rather than a heavy application. This will allow better absorption and reduce the chances of pooling or uneven drying.

6. Work in small sections at a time to maintain control and prevent the sealant from drying too quickly.

7. Pay extra attention to areas prone to water intrusion, such as mortar joints, cracks, or gaps. Ensure that these areas receive sufficient sealant coverage for maximum protection.

8. Allow the first coat to dry completely before applying subsequent coats. Follow the manufacturer’s instructions regarding drying time between coats.

9. Consider applying multiple thin coats for enhanced protection, especially in areas exposed to heavy rain or moisture.

10. After completing the application, allow the Thompson Water Seal to cure for the recommended duration before exposing the brick surface to water or extreme weather conditions.

By following these tips, you can effectively apply Thompson Water Seal on brick surfaces, ensuring optimal protection and coverage against water damage.

It provides a barrier against moisture intrusion while maintaining the natural appearance of the brick. Additionally, a clear sealer allows for breathability, preventing the build-up of moisture within the bricks.

What Is the Best Brick Sealant?

These sealants create a protective barrier that prevents water, dirt, and other contaminants from penetrating the surface of the brick. They also reduce the risk of mold, mildew, and efflorescence formation. The advantage of using a non-gloss sealant is that it maintains the natural appearance of the brick, allowing it’s beauty to shine through without any added shine or gloss.

Another consideration when choosing a brick sealant is it’s breathability. Brick walls need to breathe to release any moisture trapped within the masonry. The best sealants allow for moisture vapor to escape while still providing a protective barrier against water infiltration. This is important in preventing the deterioration of the brick and ensuring it’s longevity.

It’s also crucial to consider the long-term durability of the sealant. The best sealants are formulated to withstand harsh weather conditions, UV rays, and aging. This ensures that the sealant will last for an extended period without the need for frequent reapplication.

In addition to these factors, ease of application and maintenance should also be taken into account. The best brick sealants should be easy to apply, preferably with a sprayer or roller, and require minimal upkeep. Regular cleaning with mild soap and water should be sufficient to keep the sealed brick walls looking their best.

Examples of highly-rated sealants include Masonry Saver Water Repellent and SuperSeal-M, both of which are siloxane-based sealers designed specifically for masonry brick walls. By choosing the right sealant, you can ensure that your brick walls remain protected and beautiful for years to come.

Factors to Consider When Choosing a Brick Sealant (Such as Cost, Application Method, and Drying Time)

  • Cost
  • Application Method
  • Drying Time

Source: Best Sealer for Brick Walls 2023 | Concrete Sealing Ratings


With it’s advanced formulation and penetrating capabilities, it offers a reliable solution for minimizing water penetration, preventing further damage, and enhancing the overall lifespan of brick structures. The versatility and efficiency of this product make it a go-to choice for homeowners, contractors, and professionals in the construction industry alike.

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