Cartridge Activated Coal FCA 10 Unicorn FCA 10 is a high quality filter component used to eliminate chemicals, odors and taste in the water. Activated charcoal, supplying excellent results in water treatment systems, enhances water quality and makes their use cleaner and healthier. FCA 10 is in line with the use of especially in drinking water and other liquid systems, thus ensures that the water is fresh and pure. It has a cartridge, high sorption and provides effective filtration of chemicals. Unicorn FCA 10 is one of the best filter products used in water systems and offers longevity and durable results.