The L1 is a Activated
Carbon & Phosphate cartridge for
CBF20 & OT32
Under Sink drinking water filters
Change filter every 3 months or 1,000
Change O-ring every 3rd filter.
If you have an
older Omni filter model that has been discontinued and need an O-Ring,
please call our customer service number: (855) 855-1976 for
Do you need tank
wrenches or o-rings?