Main Features of the Lexpure 8 Inch Post Carbon Regular Filter : Coral Sand Mineral Ceramics Alkaline Ceramics Super Ceramics Activated Carbon Lexpure 8 Inch Post Carbon Regular Filter Taste Enhancer Max Flow : 100gpm Max Pressure : 125 psi Max Temperature : 100 Service Life : 1500 gal The Pre Carbon filter made buy high purity activated with superior porous removes organic substance water taste buy renoving gas content Sediment Filter remove chemicals from water. Carbon Filter Removes Odour and Chemicals From water it is a highly adsorbent material and a natural way of obtaining filtered water What's in the box 1 x Lexpure 8 Inch Post Carbon Regular Filter Catridge