Made with four square feet of filtration media, the 22125 Hydrologic Stealth-RO sediment filter is a powerfully effective, yet highly affordable way to keep most sediment out of your water. This filter will capture sediment as small as five micron, while inhibiting the growth of harmful microorganisms, for up to six full months after installation. Adding to its value, this filter may be washed and reused several times prior to being replaced for good. For use with the Stealth RO100/200 or any filtration system with a housing that accepts 10 x 2.5 filters. Order the 22125 Hydrologic Stealth-RO sediment filters you need from us today!