GCF – Fast-Setting Polyurethane Concrete Crack Filler (1-Gallon Bulk Kit)

Fast-Curing: Ready for light foot traffic in 15-20 minutes; supports heavy traffic in just 1 hour. Versatile Application: Use as a liquid for minor repairs or mix with sand for larger patches. Superior Strength: High tensile and bond strength for heavy-duty use. Up to 3,800 psi neat or 9,000 psi with sand. Easy to Use: Includes 0.5 gal Part A + 0.5 gal Part B. Mixes at a simple 1:1 ratio of parts A and B. Reliable Performance: Excellent impact and abrasion resistance for long-lasting repairs. Low viscosity (< 30 cps) ensures strong mechanical bonding. Solvent-Free: Nearly 100% solids, low VOC (5.5 g/L)