Loctite PL, 28 OZ, Landscape Block Adhesive, Exterior, Heavy Duty, Designed To Meet Any Landscaping Need, Quick & Easy Solution To Installing The Final Course Of Cap With Landscape Blocks & The Installation Of Cement Paving Stones, Use For Securing Block Walls & Capstones & For Bonding Brick, Stone, Timbers, Concrete, Metal & Wood, May Be Used Under A Variety Of Moisture & Temperature Conditions Ranging From Sub-Freezing To Elevated Temperatures, Dry, Wet Or Frozen Framing, Provides Excellent Flexibility To Compensate For The Different Expansion Rates Of Dissimilar Materials, Effective When Bonding Irregular Surfaces Or Bridging Gaps Between Surfaces, Use It On Brick, Stone, Slate, Metal, Concrete, Wood, Timbers.