TSTWATER® In-Line Water Filtration CartridgesTSTWATER® GAC Filters (Taste/Odo r/Chlorine Removal) provides clarified drinking water.6” Coco GAC + Phosphates Inhibits formation of scale and lime build up.Outlets: 1/4" FTP inlet and outlet Temperature Range: 40-100°FPressure Range: 20-125 PSIApprox. Life: b> 6 monthsCapacity: 500 GallonsMade in the USATST In line filters are constructed from the highest quality coconut shell GAC and specially selected plastics to give our customers some of the best performing filters in the industry. Also available with phosphates to aid in the control of scale and lime deposits.