The Brita "On Tap" Replacement Filter fits Brita's On Tap System, model FF-100.
NSF/ANSI Standard No. 53 tested for the Reduction of:
NSF/ANSI Standard No. 42 tested for the Reduction of:
Filter lasts for 100 gallons although filter life may vary depending on usage and water quality. Comes in white (42401)or chrome (42617).