Add to final stage on any RO unit Mixed-bed deionization cartridge produces 99.9 percent pure water Attaches to most RO units Produce 99.9 percent pure water by simply attaching this convenient deionization canister to your existing RO unit. Convenient post RO filtration DI unit provides crucial supplemental filtration to remove most impurities for pure polished product water. Excellent in areas with hard water. Includes canister wrench, mixed-bed deionization cartridge, and clear cartridge canister.Please click on "More Information" for instructions for use.

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