ElastiPoxy Joint & Crack Filler Kit (2-gal) &ndash; High-Strength Repair Filler for Floor-to-Wall Joints, Expansion Joints, Saw Cuts, Cracks in Concrete Block Walls, Spalled Concrete ADEQUATE ELONGATION  Allows for natural movement of floor-to-wall joint, expansion, control joint TENACIOUS BOND Adheres to damp surfaces, ideal for basements, slab on grade construction INDUSTRIAL Use on factory floors to protect edges against heavy wheel loadings WATERPROOFS & MITIGATES  Seals against water seepage, water vapor, and gasses. SAFE  Environment-friendly, ZERO VOCs. User-friendly. Easy to use!