Akemi Colour Intensifier 1 Litre is an impregnator which intensifies colour tones extremely well. It is certified as food-safe (certified by an external German testing institute). Beginning of protective effect (20°C): approx. 24 hours. It is a weather-resistant product for indoor and outdoor use and has a long lifespan. It produces a wet look without a glossy shine. It repels water and dirt and is particularly suitable for rough and absorbent natural and artificial stones.