The Stiff-Joint Expansion Joint, also known as Mel-Joint, is a rigid, closed-cell foam board designed for use in expansion joints for concrete pathways, driveways, and slabs. Bitumen-free and non-absorbent, it offers enhanced durability, strength, and fire resistance compared to traditional fibre-based jointing materials. Features + Benefits: Rigid Closed-Cell Foam: Provides a strong, flexible barrier that accommodates concrete expansion and contraction.Bitumen-Free: Cleaner alternative to Canite with no leaching or staining.Non-Absorbent: Resists moisture absorption, making it ideal for outdoor and wet-area applications.Fire Retardant: Offers heat resistance up to 100⁰C for added safety in high-temperature environments.Improved Durability: Stronger and less brittle than traditional fibreboard products. Product Uses: Perfect for use in expansion joints in driveways, pathways, footpaths, slabs, and other concrete structures where movement needs to be accommodated. Pack Size: Available in a range of sizes and thicknesses to suit specific project requirements.