Hollow core slabs Hollow core slabs 1 OLDCASTLE INFRASTRUCTURE PALV001 Hollow core slab is a type of prefabricated panel used in the construction of buildings and structures composed of two layers of reinforced concrete joined by a series of ribs that form a honeycomb structure, giving it great strength and load-bearing capacity. Hollow core slab is ideal for the construction of slabs and roofs, as it allows the creation of... View 20 24 30 90 120