Culligan Replacement Shower Filter Cartridge: * Replacement cartridge for models ISH-100, ISH-200, WSH-125, HSH-135, and RDSH-C115 * Reduces bad taste, odor, sediment and lead * Reduces cysts such as Giardia and Cryptosporidium * Reduces turbidity, atrazine, lindane and nominal particulate class 1 * Model# WHR-140