Double Countertop Ceramic Water Filter with Fluoride and Heavy Metal Reduction The CWR-DC10CT Crown Double Countertop Filter Imperial Ceramic Fluoride Heavy Metal Reduction is a double chambered filter unit. The special filtration media has a high adsorption capacity for a wide range of inorganic contaminants including heavy metals and some radioisotopes including arsenic, cadmium, chromium, iron, lead, manganese and nickel. Replacement filters for this unit are the RF-IMPUC RF-IMPB2. Note Ultraviolet Fluoride upgrades are not available for shipment ton CA, IA, WI MA. The CWR-DC10CT Ceramic Filter has Three Stages First Stage a Bentonite Kieselguhr ceramic that filters out parasites, bacteria, rust, dirt and sediment from the water. A small amount of silver baked into the ceramic inhibits the growth of bacteria. Second Stage activated coconut shell carbon which reduces chlorine, chemicals, pesticides, bad taste and odors. Third Stage heavy metal removing compound, whichis incorporated in the carbon block called A.T.S. titanium zeolite that reduces lead and copper. Specifications The housing is made of medical grade-ABS plastic. The flow rate of the ceramic filter is 1.5 gpm gallons per minute at 45 psi and the filter is effective up to 1,200 gallons. Supplied with diverter to connect to standard sink and spigot to dispense filtered water. Tested to Remove Contaminants Such as Cysts parasites ... 99.99% Turbidity/Cloudiness... 99.96% Lead 150ppb... 98.25% Bad Taste Odor...Class I Particulates...Class I Chlorine... 98.25% This item ships from a separate warehouse and may require extra time for delivery.