Culligan AC-50 Reverse Osmosis System
Culligan AC-50 Aqua Cleer Reverse Osmosis System
The Culligan AC50 RO System is a 4 stage reverse osmosis system which contains three replacement water filter cartridges and one membrane. Below is a break down of each stage and the compatible replacement filter part numbers that can be found on our site.
Note: Most AC-50 models use the 3/8" Inlet/Outlet post filter. A few AC-50 models use the 1/4" Inlet/Outlet post filter.