Waterproof Concrete Filler 10.1 oz. Gray

Achieve a lasting, watertight repair for cracks and holes in concrete, mortar and masonry with this high-performance gray filler. Formulated with silicone additives for superior adhesion and enhanced water resistance, it delivers a durable and flexible seal that stands up to interior and exterior environments. Once cured, the smooth surface accepts most paints, making it ideal for seamless touch-ups and refinishing.

Whether you’re patching driveways, sidewalks, foundation walls or decorative stonework, this easy-to-use, water-clean-up formula ensures professional results without the mess. Simply apply with a standard caulking gun, tool the joint, and paint when fully cured.

Key Features

• Contains silicone additives for improved adhesion and water resistance
• Durable, flexible and watertight seal
• Latex-based sealant formulated to repair cracks and holes in concrete, mortar and masonry
• Suitable for interior and exterior use; paintable when dry
• Cleans up easily with water

⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.