Keurig Omnipure Water Filter System Kit w/FGH Backflow
This is everything you need to install a Keurig brewer B150, B145, B155, B200 or B3000; will also fit new models K150, K150P, K155, K3000Backflow means the undesirable reversal of flow of a liquid, gas or solid into the potable water supply â” A backflow preventer keeps this from happening.Green Mountain/ Keurig kit with KQ8 and 3/4 FGH BackflowKit Includes:Head w/BracketFilter CartridgeInlet Ball valveAngle stop valve 3/8-in ÂM Comp x 3/8-in ÂFe Comp x 1/4-in  QC15 Ft Tubing.