5 Stage Elementary 75 GPD RO/DI Water System reefing This is an excellent replacement

This is an excellent replacement set for the 3 & 4 Stage Aquarium Reef Reverse Osmosis Water Filter System

hydroponic nutrient tanks

HM Digital DM 1 TDS Meter:

This is the ideal replacement kit if you've had your RO/DI system for more than 2 years

5 Stage Elementary 75 GPD RO/DI Water System reefing This is an excellent replacementLiquaGen's 5 stage RO DI unit is an excellent option for first time reefers who are on a relatively clean city water supply with low chlorine levels. The 5 stage unit is designed primarily for reefers but can be used for fresh water or salt water aquairum enthusiasts and a wide array of applications where ultra pure zero tds is needed. The 5 Stage unit is built on one frame making it portable and does not require permeant installation, modification,