post carbon filter 1.activated carbon,with coco carbon 2.good quality and reasonable price for filter post carbon filter cartridge 1.Brief ... filter cartridges can fill carbon,spun pp sediment,carbon block and half coconut shell activated carbon and half KDF55,magnetic ... far-infrared mineral ball,calcite,activated carbon+calcite,calcite,activated carbon with silver 2.Specfication:Max. Water ...