KETCO CARBON GRAN is a Granular Activated Carbon Filter Cartridge designed to improve water quality by reducing chlorine, unpleasant taste, odor, and organic contaminants. Made with high-purity coconut shell activated carbon, it provides strong adsorption performance, better-tasting water, and reliable filtration for drinking water, beverage, RO pre-filtration, and other water treatment applications. It is easy to install, compatible with standard filter housings, and available in multiple sizes to suit different filtration requirements.