Eco-FriendlyBecause it utilizes earth-friendly coconut shell carbon block, the Neo-Pure TL1CTOX6 is perfect for the earth-conscious consumer. Made in the USAThe TL1 Twist Lock Drinking Water System and replacement cartridge have been proudly manufactured in the USA. Easy InstallationThis filter is easily installed using a quarter turn into the system head, making maintenance easy and fast! Flow Rate: 1.5 gpm Capacity: 784 gallons Filter Media: Activated Coconut Carbon Reduces chlorine, lead, mercury, VOCs, and other contaminants. The Neo-Pure TL1CTOX6 Undersink System Replacement Cartridge uses high quality coconut carbon. This is the replacement filter for the TL1 Twist Lock Undersink Drinking Water System, which is ideal for a home or small office environment.