InstaPatch concrete repair features a two-component, 100 percent solids, polyurea concrete repair compound that cures in just 15 minutes or less to quickly patch & repair damaged concrete floors. Its versatile formula can be poured or trowel applied for fast, easy application to damaged areas. Color-changing design turns from black to gray so you immediately know when it's fully cured. Virtually odorless concrete repair can be applied in temperatures as low as negative 5 degrees Fahrenheit.