KleenWater Watershed2510 Hybrid Pleated / Carbon Block Whole House Water Filters, 2.5 x 10 Inch (3) - Unsurpassed Filtration - Dirt, Rust, Sediment, Chlorine, Cysts and More Removes sediment, chlorine, chemicals and suspended solids Extremely high dirt holding capacity and very resistant to clogging High flow design ~ Low pressure drop 1 Micron NSF rated for cyst reduction Up to 20,000 gallons capacity