Fosroc Renderoc BF2 is a two-component, polymer-modified cementitious repair mortar used for repairing and resurfacing damaged or uneven concrete surfaces. It consists of a powder component and a liquid polymer component, which are mixed together before application. This product is specially designed to provide a smooth, fair-faced finish on concrete surfaces while filling cracks, holes, and surface imperfections. It is suitable for concrete repair, surface levelling, and reprofiling works in buildings, walls, columns, beams, and other concrete structures. It provides good adhesion to concrete and helps improve the durability and appearance of repaired surfaces.