Inline Refrigerator Chlorine Water Filter (Chloramines) Made in the USA for: Chloramine Replace entire filter every 2500 gallons or 2 years for 2 to 4 people. The world's best ! 13.5" long x 3.75" diameter. Capacity: 2500 gallons or 2 years/ Ships priority, signature confirmation. Sparkling ice & chilled water, free of chlorine, sediment, algae, molds, scale, bad taste, odors