Exterior filter System, Dual Housing with Sediment Pre-Filter and Advanced Carbon Block Cartridges, Wall Bracket and Wrench.• Compatibility: Aqua Fresh Advance Replacement Filter• Used For: Removes Cryptosporidium/ Cysts/ Fine Sediment/ Rust/Chlorine Taste & Odor/Volatile Organic Chemical• Type: Exterior Cartridge• Micron Rating: 0.05 Micron• Filter Media: Carbon Block• With Flexible Hose Protector: No• Quantity: Single High Quality Interchangeable Full Line For All Filtration Needs | Valterra Fresh Water Filter