Crikey Mikey Professional offers a potent solution for swiftly eliminating algae, lichen, and mould from various outdoor surfaces, including block paving, fences, walls, and patios. With visible results in just 12 hours, this industrial-strength formula outperforms other products even when diluted, making outdoor maintenance efficient and effective. Neat application tackles stubborn areas, while dilution allows for routine maintenance. Packaged with essential accessories and clear instructions, Crikey Mikey Professional promises to rejuvenate outdoor spaces effortlessly.