Crikey Mikey Extra Strong offers a powerful solution for the rapid removal of algae, lichen, and mould from outdoor surfaces, restoring them to their former glory with minimal effort. Designed for use on various surfaces including block paving, fences, walls, patios, and more, it delivers visible results in just 12 hours. Whether tackling stubborn build-up or performing routine maintenance, this product can be used neat or diluted, providing flexibility and efficiency. Packaged with 2 x 5 liters of Crikey Mikey Extra Strong, a 3-liter spray applicator, protective gloves, safety glasses, and full instructions, it offers a comprehensive solution for outdoor cleaning needs.