De-mineralize filter takes the full size RO to a higher level of filtration. It is an excellent inline filter, especially those who live in areas with exceptionally high levels of TOTAL DISSOLVED SOLIDS (TDS) in their tap water. The post deionizer takes the small percentage of contaminants that the membrane could not remove and filters this to greater than 99.99% pure. It will give you 0 ppm TDS, Conductivity attainable less than 0.1uS/cm or resistivity of close to 18 meg.ohm
Refillable clear inline housing + DI (de-mineralize) resin filter:
Produce 99.99% pure water by simply attaching this convenient deionization filter with RO unit. Convenient post RO filtration DI unit (RO/DI unit) provides crucial supplemental filtration to remove most impurities for pure polished product water. Excellent in areas with hard water. Produce 99.99% pure water. It will give you 0 ppm TDS, Conductivity attainable less than 0.1uS/cm.