[Removes] This Ceramic Filter Removes up to of following contaminates: 99% of Taste, Odor & particles larger than 0.3 Micrometres; 98% of Aluminum, Lead & particles larger than 0.2 Micrometres; 96% of Iron. TRAPS: dirt, sediment, contaminants, debris. [Compatible Models] Replacement Ceramic Filters for all Water Filter System of other and Water Filtration systems both countertop and water cooler models. [Size & Life] The Ceramic Filters effortlessly purify water for about 1-4 people each day. The service life of 2 pack ceramic filters is 1 year or 1000 gallons, Proper cleaning of the filter can reduce secondary pollution and prolong the service life of the filter .