Anden 5781 Replacement filter for Anden Dehumidifier Model A210V1Anden 5781 Replacement filter for Anden Dehumidifier Model A210V1 Anden dehumidifiers are designed for maximum growth. The 5781 Multi Pleat 11 is produced with a highly specialized, dual layered 100% synthetic media, specifically for use in Anden dehumidifiers. The Anden 5781 is composed of an upstream electrostatically enhanced layer (the E Layer), and a downstream mechanical layer (the M Layer). This replacement filter is easy to install, with no