The Frigidaire/Electrolux WF2CB Replacement Refrigerator Filter is a great way to keep your refrigerator working in a good condition. This refrigerator filter needs replacement every nine months as old refrigerator filter cartridges can induce a smell and bad taste in drinking water. Older cartridges might leak contaminants and bacteria in water, making it unfit for drinking. With Frigidaire/Electrolux WF2CB Replacement Refrigerator Filter, you will be provided with up to 100 gallons of drinking water. It filters up to 99% of lead, turbidity, and microbial cysts. It reduces the odor and taste of chlorine, sediments, Mercury, 1,4-D, Alachlor, Atraxine, Lindane, and Toxaphene. However, it does not remove Fluoride. It is easy to replace due to it highly dexterous, slide in/out technology.