A post-carbon replacement filter for the Culligan Reverse Osmosis Drinking System made with 1/4" quick connect fittings. Simple installation, no tools needed. Excellent for the reduction of chlorine, bad-tasting water, and odors.
Used as a stage 4 in the H83, H53, H83SR, H5, and H30S models.
Used as a stage 3 in the AC30 and H8 models.