The FloPlus-20BB Pentek Filter is a specially manufactured carbon filter. It has been made with innovative techniques that help in increasing the Fibredyne product. It makes the cyst reduction possible in a cartridge that functions at a nominal 10 microns. The cartridge has a high micron rating that can filter up to 0.5 microns and deliver high quality water to your homes. It comes with an impressive flow rate of 5 gpm and is a high flow filter. The filter has GAC filled inside that removes the taste and odor that chlorine lends to water along with dirt, sediments, rust, cysts like cryptosporidium and giardia. It measures 4.5" x 20" and has a capacity of 50,000 gallons.