Replacement filters for the Culligan AC-15 RO System, which contains three replacement water filter cartridges and one membrane.
Compatible replacement water filter set includes:
(1) Sediment
(1) Carbon Block
(1) GE Desal 18 GPD Membrane TFM-18A
(1) K2333-KK inline filter
Note: Most AC-15 models use the 3/8" QC Inlet/Outlet post filter. However, a few AC-15 models use the 1/4" QC post filter. Please give us a call if you need to change your inline filter to a 1/4" QC.