QUIKRETE® Advanced Polymer Concrete Crack Sealant (No. 8620-17) is a solvent and isocyanate free line of high-performance, commercial-grade material that permanently seals and waterproofs cracks in concrete with textured matte finish. Designed to deliver or exceed the performance of traditional polyurethane or silicone sealants and adhesives, the single-component QUIKRETE® Concrete Crack Sealant meets ASTM C920 standards. Available in 10-ounce tubes.