The GE Smartwater MSWF Replacement Refrigerator Filter is a great way to keep your refrigerator working in good condition. Old refrigerator filter cartridges often lead to a bad odor and taste in drinking water. Such filters can also leak contaminants and bacteria in water, rendering it unfit for drinking. The GE Smartwater MSWF Replacement Refrigerator Filter is an interior refrigerator filter from GE but you should not confuse it with the GE GSWF. This filter provides a dedicated ice-making functionality along with cleaner, treated water. The filter removes lead, cysts, Atrazine, Lindane, asbestos, sediments, and turbidity from drinking water. It is easy to install because of its simple twist and lock design. This allows fitting the filter without any hassles. The filter has a rating of 0.5 microns to 1 micron. The pressure range is 40 psi to 120 psi and the temperature range is 33 degrees to 100 degrees Fahrenheit. The filter capacity is 300 gallons or 6 months.