Revive Your Surface: A Review of Red Devil 0645 Concrete Repair Patch
August 2, 2025 | by stone tech

When it comes to maintaining the longevity and appearance of your concrete surfaces, finding a reliable repair solution is essential. The Red Devil 0645 Concrete Repair Patch offers a convenient, pre-mixed option designed to address cracks, holes, and other imperfections on concrete or masonry surfaces. In this review, we’ll explore how this product performs, its key features, and who it’s best suited for, helping you decide if it’s the right choice for your next repair project.
Key Features
The Red Devil 0645 Concrete Repair Patch comes ready to use in a 5.5-ounce squeeze tube, making it ideal for quick and small-scale repairs without the mess of mixing powder and water. Here are the notable features:
- Pre-Mixed Formula: This patch arrives ready to apply straight from the tube, saving time and effort. Its smooth consistency allows for easy spreading with a putty knife or trowel.
- Versatile Repair: It can effectively fix holes, cracks, breaks, and other surface flaws in concrete and masonry, making it suitable for foundation work and minor surface fixes.
- Quick Drying: The product dries rapidly, helping restore the surface to a usable state without long wait times.
- Color Matching: The light gray color blends reasonably well with existing concrete, although some users feel the shade is unusual.
- Made in the USA: For customers seeking domestically produced materials, this patch meets that preference.
- Price Point: At just $5.71, it offers an affordable option for homeowners and professionals alike.
It is notable, however, that this patch is not recommended for areas exposed to vehicular traffic, so it’s best used for vertical or non-load-bearing surfaces.
With a 4.4-star rating from over 7,000 reviews, the product enjoys a strong reputation overall, but the mixed feedback should be considered when making a purchase.
Who Is It For?
The Red Devil 0645 Concrete Repair Patch is ideal for homeowners, DIY enthusiasts, and professionals looking for an easy, quick fix for surface-level concrete imperfections. It is especially suited for those needing to repair cracks, holes, or breaks on vertical or non-vehicular concrete surfaces like patios, steps, foundation walls, and masonry projects. However, it is not recommended for driveway repairs or other areas with heavy vehicle traffic, where more durable solutions may be necessary.
Fix Cracks Easily with Red Devil!
If you prefer a low-mix, ready-to-use cement patch that doesn’t require complex preparation and dries quickly, this product is definitely worth considering.
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Final Thoughts
The Red Devil 0645 Concrete Repair Patch offers a convenient, budget-friendly option for those looking to maintain and repair concrete surfaces around the home or job site. It shines in ease of application, quick drying, and effectiveness for minor crack and hole repairs. While the squeeze tube packaging and texture have received some criticism, many users find it a practical solution for small-scale concrete patching.
If your repair needs align with non-load bearing surfaces and you seek a simple, pre-mixed patch, the Red Devil 0645 may be a reliable tool to have in your repair kit. Just keep in mind the limitations regarding vehicle traffic areas, and consider user feedback about application technique to maximize your results. Overall, it’s a solid choice for giving new life to worn or damaged concrete surfaces without breaking the bank.
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