The Water Filtration Products CFS8112-S replacement cartridge uses a carbon filtration media with a 1 micron rating to reduce harmful contaminants in your water ; The 8000 Series cartridges do not require activation for functionality, allowing an operator to change the cartridge in seconds ; Fits any filtration system that uses the Cuno 8000 Series Replacement Cartridges ; Sanitary Quick Change (SQC) encapsulated cartridges reduce contamination during change-outs ; Filter cartridges require no pre-activation ; Flow rate specifically designed to exceed water consumption on single application equipment ; Made with FDA CFR-21 and/or NSF compliant materials ; Made in U.S.A. ; The CFS8112-S is compatible with the following: 55817-08, CFS8112-S ; Filter life: 12 months or 10000 gallons (whichever comes first) ; Flow rate: 1.5 gallons per minute ; Operating pressure: 25 - 125 psi ; Operating temperature: 40 - 100 degrees Fahrenheit ; Micron rating: 1 micron ; Actual size: 12-7/8'' (length) x 3-3/16'' (diameter) ; Removes the following contaminants: chlorine, sediment, bad taste and odor, scale ; The CFS8112-S does not remove fluoride