CFS OMNIFilter ROR2050-S-S06 Drop-In Reverse Osmosis Compatible Replacement Cart
OMNIFilter ROR2050-S-S06 Drop-In Reverse Osmosis Compatible Replacement Cartridge Kit by CFS Value pack contains one pre filter, one post filter, one final carbon filter needed for 3-4 month system cartridge changes. Fits most other major brands too.