With its multi-purpose hollow core design, Fortus 12D retaining wall blocks deliver easy-to-install lightweight units with outstanding drainage capabilities. These durable blocks are equipped with built-in patented SureGrip handholds that prioritize easy lifting and versatile, cost-efficient installations. The Fortus 12D system’s versatility achieves modern, resilient retaining wall features including gravity or geogrid walls, elegant curves, corners, steps and pillar designs.