One-component, non-sag, polyurethane concrete crack repair sealant

Sikaflex® + Concrete Fix is a moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. Meets Federal specification TT-S-00230C, Type II, Class A. Meets ASTM C-920, Type S, Grade NS, Class 25.

• ±35 % joint movement
• Remains permanently elastic
• Paintable once cured

Usage

• Designed for all types of joints and cracks where maximum width of sealant will not exceed 1 in. 
• 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.
•   Ideal for:
• Weatherproofing of joints,cracks and gaps in concrete & masonry structures 

  Driveways / Walkways / Patios / Slabs / Foundations Walls

• Joints in walls, floors, balconies, around window or door frames

Advantages

• ±35 % joint movement
• Remains permanently elastic
• Paintable once cured
• Excellent resistance to aging & weathering
• Cures to a tough, durable, flexible consistency with exceptional cut & tear resistance
• Stress relaxation.
• Excellent adhesion – bonds to most construction materials without a primer
• Can be applied to new concrete 24 hours after cure & wet concrete 1 hour after the water source has stopped
• Non-staining
• Urethane-based; suggested by EPA for radon reduction