This Valterra AquaFRESH Fresh Water Filter System features dual housing with sediment pre-filter and advanced carbon block cartridges. Specifications•Used For: Remove Dirt & Large Particles/Fine Sediment/Rust/Chlorine Tastes & Odors/Volatile Organic Chemical•Type: Dual Housing Cartridge•Micron Rating: 0.5 Micron•Filter Media: Carbon Block•With Flexible Hose Protector: No•Quantity: Set Of 2 High Quality Interchangeable | Valterra AquaFRESH Exterior Fresh Water Filter System