Attach various materials to existing concrete! Use SAKRETE Concrete Adhesive between new surfaces to be repaired and existing concrete and masonry surfaces. For the repair or overhaul of concrete bridges, parking areas, industrial floors, retaining walls, sidewalks or as a layer of plaster on foundation walls. Also used to level concrete floors before covering them. This product can be used on a wooden substrate, only for use with SAKRETE Self-Leveling Underlayment. • High performance, high quality latex adhesive product • Indicated to link a new surface and an existing surface • Apply with a brush to an existing surface or mix into a new material • Easy to use