Mapei Keracaulk U Unsanded Caulk (Black) - 10.5-oz

The Mapei Keracaulk U Unsanded Caulk in black has garnered mixed feedback from users, painting a picture of both potential and pitfalls. While it is recommended for use in situations where traditional grout isn't suitable, customers have reported significant issues regarding its performance and curing properties. A prevalent concern among users is the lengthy 7-day curing period before it can withstand water exposure, a timeframe many find frustrating. Despite adhering to the application guidelines, several customers expressed disappointment as the caulk failed to set properly, leading to wash-out even after the stated curing time. This has resulted in some users having to remove and reapply the caulk altogether, which is not only inconvenient but also additional cost and labor. Users have noted that while the color matches their expectations and the product serves a specific purpose, its Consistency is problematic. Many described the caulk as overly runny and challenging to apply, diminishing the overall user experience. Moreover, issues surrounding long-term durability were highlighted, with reports of shrinkage and cracking after just a year of use. In conclusion, while Mapei Keracaulk U Unsanded Caulk may fulfill a niche need, its application difficulty and lack of reliability in terms of curing and durability overshadow its positives, leading many to reConsider its overall value for bathroom projects. **