Mapecoat TNS PU 3-in-1 is a versatile, high-performance, two-component, fast-set urethane. It is designed to be combined with sand to form a durable patch for depressions and cracks on asphalt and concrete sport surfaces before installation of Mapecoat TNS systems. Mapecoat TNS PU 3-in-1 is also a high-performance adhesive and waterproofing sealer for the Mapecoat TNS Comfort and Comfort Elite athletic-court surfacing systems.