• Polymer-modified cement-based patch for use under all types of floor covering. • Exceptional bond and compressive strength (4,000 psi+) • Can be installed over wet slabs (up to 100% RH) • Featheredge up to 1/2″, no depth limitation in confined spaces • Fast setting — install flooring in as little as 30 minutes • Self-drying • Zero VOC • Sandable