Culligan style replacement filters

Culligan style replacement filter for Culligan H Series &
Culligan AC Series reverse osmosis system

Culligan® style replacement filters and membranes for Culligan H Series and AC Series RO system. These filters are manufactured by third-party manufacturers to fit Culligan H-series and AC-series systems.

Available below: TFC membrane filter, sediment prefilter, GAC granulated active carbon filter (also called activated carbon filter), and CTO carbon block filter for Culligan H8, H82, H83, AC15, and AC30.



When should I expect delivery? Most in-stock items are shipped within 1 business day of receipt by UPS, FedEx, or Priority/First Class Mail. If an item has a special delivery time it will be noted in the product description. Casita, Patiomate, and Parts for them are currently running a 2-3 week delivery time.
  • You should expect to receive delivery within 4-7 business days in the USA unless a special delivery time is noted in the product description.
  • Air delivery and specific carrier options are also available in your shopping cart.
  • If you select air delivery for an item with a special delivery time noted in the product description, your product will not be finished any quicker but will ship via the chosen method when it is ready to ship.
  • If you require a delivery quicker than options shown in your shopping cart, please contact customer service.
  • Canada and International delivery time information is shown in shopping cart.
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