We stock the highest quality Culligan AC30 filter set replacements. If it has been a year since you have changed your filters, it is time for them to be replaced.
Your reverse osmosis membrane needs changed every four years.
The set that fits this model is:
(1) 5 Micron Sediment
(1) Carbon Block
(1) GAC Inline filter
Membrane is for purchase in our store.
Customers love our quick shipping and top quality products. We look forward to serving you. Thanks.