Universal 10-inch Activated Carbon Block Filter Replacement Cartridge for Whole House Filter - 5 micron (1-Pack) Carbon block filter for a water filtration system Reduces fine sediment, and removes chlorine taste and odor, and other nuisances Dimensions: 10.30 x 3.60 x 6.30 in Filtration rating of 5 micron 20,000 Gallon filtration capacity