TLDR Review: Quikrete 8660-10 Sealant
Pros
- •Outperforms other seleveling sealants in leveling quality.
- •Achieves a perfectly level, professional finish.
- •Seleveling feature effectively fills low areas.
- •Matches concrete reasonably well with its gray color.
- •Easy to use and effective in sealing cracks.
- •Reduces snow and freeze damage in concrete and brick gaps.
- •Works best when temperatures are above 60°F.
Cons
- •Turns white after a couple of weeks, leading to disappointment.
- •Stays tacky for several days, complicating the application process.
- •Can create porosity issues if bubbling occurs in the joints.
- •Product separation leads to inconsistent color and performance.
- •Difficulties reported in penetrating internal seals in recent purchases.
- •The seleveling feature may not work perfectly across cracks, creating a dome if too much is used.
Bottom Line
Quikrete 8660-10 Advanced Polymer Self-Leveling Sealant is a strong performer when it comes to leveling and achieving a professional finish. However, issues with color stability and tackiness might be a concern for some users. While it may discolor over time, its ability to seal gaps effectively makes it a worthwhile choice for specific projects. We suggest giving it a try, keeping in mind its best performance occurs in warmer conditions and that attention to application techniques will enhance its usability.
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