A granular coconut shell carbon filter for chlorine and chemical reduction. This is the standard post-filter for a Q Series reverse osmosis unit. The threaded cap is available separately.

Works great with reverse osmosis units or as a refrigerator filter. This is the standard filter for our Q 36 RO units, though many other cartridges on this page can be substituted. Manufacturer’s Recommended Life: 2500 gallons or 1 year. Suggested Use: RO pre or post filter, under-sink filters, refrigerator filters.