This In-Line Refrigerator Water Filter Kit Is An Excellent Way To Have Fresh. Clean. Filtered Water And Ice In Any Refrigerator With An Automatic Ice Maker Or Water Dispenser. The In-Line Refrigerator Water Filter Can Be Placed In Many Convenient Locations Like Under The Sink Or Behind The Refrigerator. The Kit Contains One Water Filter (4392949). 20' 1/4 Copper Tubing. And Hardware. Replacing This Refrigerator Water Filter Ever 6 Months Ensures Clean. Safe. Drinking Water.