DESIGNED TO FIT: Frigidaire and Kenmore refrigerators made before April 2001. 
NSF/ANSI STANDARD 42 CERTIFIED: Reduces chlorine taste and odor at a flow rate of 0.5 gpm to a capacity of 300 gallons.* 
100% SmartFIT NO WORRIES GUARANTEE: We stand behind the quality of filtration and overall performance of our SmartFIT filters!