Omni CB3 Carbon Block Undersink Replacement Water Filter Cartridge$37.79
6 months or 400 gallons. This filter will not fit any Omni canisters built over 11 years ago. The factory recommends that any canister over 10 years old be changed in general for safety and performance reasons. Model no OT32, USM2, and the OB1 are ones...
Item Condition - New