Sprayroq Inc

Sprayroq, headquartered in Irondale, Alabama, manufactures structural polyurethane and polyurea lining systems for trenchless rehabilitation of underground infrastructure. The company's flagship SprayWall is a self-priming structural polyurethane lining with a 50-year design life that retains 72% of its flex modulus at that milestone, outperforming competitors by 22% in third-party testing. SprayWall can be applied up to 250 mils thick in a single pass, gels in 8 seconds, reaches tack-free in 2 minutes, initial cure in 60 minutes, and full cure in 72 hours. It boasts a flex modulus over 735,000 psi, tensile strength above 7,450 psi, compressive strength exceeding 18,000 psi, and 100% solids content with zero VOCs. Polyurea AR-3400 provides a highly flexible and corrosion-resistant polyurea coating for structures subject to movement and settling, with rapid cure time for fast return to service. SprayShield Green is a bio-based semi-rigid polyurethane for wastewater environments, offering 43% elongation, Shore D 62–68 hardness, and application up to 500 mils thick with full cure in 4–6 hours. SprayShield Aqua Guard is a 1:1 mix-ratio polyurea for above-ground municipal water and wastewater tanks, tolerating up to 25% substrate moisture. SR-6100 is a trowelable epoxy grout with 14,100 psi compressive strength for structural repairs. Sprayroq products have been applied to over one million structures worldwide through the company's certified contractor network.