https://www.amazon.com/Namtso-Refrigerator-Compatible-Whirlpool-W10186667/dp/B01GHOG0BK ,Namtso Refrigerator Water Filter can effectively reduce the contaminants in the water, such as mercuy, toxaphene, p-dichlorobenzene, carbofuran, alachlor, benzene, lead, cryptosporidium, and giardia. And it’s significant that you change your filters as recommended to ensure you have the filtered water your home and family need. Namtso water filters make changing filters easy.