The Pentek C1 filter cartridge offers an economical solution for your general-purpose water filtration needs. Constructed of a carbon impregnated cellulose media, this dual-purpose cartridge filters out fine sediment particles and reduces unwanted taste, odor and chlorine from your tap water. A polyester reinforcement backing and external netting provide additional strength and dirt-loading capacity. The C1 filter is well suited for a wide range of residential applications and makes an excellent polishing filter when used in process or closed-loop streams.