DI Kit is a deionizing filter that is used in combination with NA Water and RO Kit to produce superior quality purified water. It eliminates a minute amount of impurities that the RO Kit membrane leaves behind and enables the production of purified water at more than 99.99% purity.

* Replace DI Kit approximately every 6 months.
* This product is an optional kit optimized for the RO Kit (sold separately.) It cannot be used by itself.