Katadyn BeFree AC Carbon Replacement (3pcs) offers a reliable solution for maintaining the efficiency of your Katadyn BeFree AC Filter. Each carbon replacement is designed to filter up to 200 liters of water, depending on the quality of the water being filtered.  This product is essential for those who rely on clean water during outdoor adventures, ensuring that your water remains fresh and free from unwanted tastes and odors. The carbon replacement is easy to install, making it a convenient choice for hikers, campers, and travelers who prioritize water safety and quality.