DAP Gray Ready-Mixed Concrete Patch, Quart is a high-strength patching compound specially formulated with a vinyl polymer to enhance adhesion and durability. This versatile patching compound effectively fills holes, repairs cracks, chips, and other imions in concrete surfaces. It is also suitable for bonding broken concrete pieces and fixing deteriorated mortar joints. While i for many repair tasks, it is not for areas exposed to vehicle traffic, prolonged water exposure, or full water submersion. The compound can be smoothed or feather edged to blend seamlessly with the surrounding surface. It is designed to fill depths greater than 1/4 inch and typically requires two or more applications for results. Allow overnight drying for surface patches and longer drying times for deeper fills to ensure a strong, lasting repair. Model Number: 34611