✔ STAGE 4 : Select a 100  gallon per day (GPD) RO membrane with the best 98% rejection rates in the industry

Because of this

5-5 pounds

bicarbonate

A heavy duty

COMPACT 5 STAGE REEFKEEPER RODI Membrane Upgrade Option ::50 GPD Filmtec ✔ STAGE 4 : SelectCOMPACT 5 STAGE REEFKEEPER RODI SYSTEM DESCRIPTION Perfect for smaller spaces that still need heavy duty filtration. Nuclear grade resins and 99. 9% rejection rate membranes combine 5 heavy duty stages of filtration, making this RODI system built for hard city or well water. Equipped with an ASOV, a Fast flush Flow Restrictor, a complete first class installation kit and easy to understand instructions for a quick, confident installation. Ideal for