Concrete & Masonry Sealant 10 oz. Gray

Ideal for sealing cracks, gaps, and joints in concrete and masonry surfaces, this gray sealant delivers a professional-grade finish that stands up to weather, moisture, and temperature extremes. The 10 oz. cartridge fits standard caulking guns for easy, precise application, making it perfect for driveways, sidewalks, patios, foundations, block walls, brickwork, and stone veneers.

Whether you’re repairing hairline cracks or filling wider expansion joints, this versatile sealant forms a durable, flexible bond that prevents water intrusion and resists shrinking or cracking over time.

Key Features

• Self-leveling formula for smooth, even coverage on horizontal surfaces
• Excellent adhesion to concrete, brick, stone, and mortar
• Waterproof and weather-resistant—ideal for freeze/thaw cycles
• Paintable when fully cured
• Shrink* and crack-resistant for long-lasting performance
• Gray color blends seamlessly with most masonry

⚠️ 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.