Ideal for weatherproofing joints & gaps in bricks, blocks, bricks, masonry, stucco & metal frames. Flexible polyurethane for sealing joints & cracks. Cures to a tough, durable finish & is waterproof & water immersible after cure.Highlights:• 10.1 Ounce• 1 component• Moisture cured• Flexible polyurethane for sealing joints & cracks• Ideal for weatherproofing joints & gaps in bricks, blocks, bricks, masonry, stucco & metal frames• Cures to a tough, durable finish & is waterproof & water immersible after cure.Where To Use:• Designed for all types of joints where maximum depth of sealant will not exceed ½"• Suitable for vertical and horizontal joints; readily placeable at 40°F (4°C)• Has many applications as an elastic sealant between materials with dissimilar coefficients• Of expansion.Advantages:• High elasticity "“ cures to a tough, durable, flexible consistency with exceptional cut and• tear-resistance.• Stress relaxation.• Excellent adhesion "“ bonds to most construction materials without a primer.• Excellent resistance to aging, weathering.• Non-staining.• Urethane-based; suggested by EPA for radon reduction.• Paintable with water-, oil- and rubber-based paints.• Capable of ±25% joint movement.