This 10" in-line filter is filled with coconut shell GAC carbon. It acts like a water polisher to remove off or lifeless tastes from water produced by RO systems and icemakers. John Guest fittings make it simple to install and replace.

This standard 10" Cartridge filled with Calcite and GAC (granular activated carbon) is designed to neutralize acidic water and for use post RO to raise TDS and improve taste.