Review on LiquaGen - Dual 6 Stage Under Sink RO/DI Water Filter System for Drinking & Aquarium (pH Alkaline, 100 GPD) by Danielle Davis

It was pretty easy, took less than an hour to install. The only thing is that the instructions didn't clearly explain what manual washing is. Be sure to run the manual flush, which is the valve on the black drain line, for 30 minutes when you first start the system to remove the carbon residue on the membranes, and then close this valve, or You just keep draining RO water down the drain pipe. drain. Made mistake, had to call service. Other than that, it works great. I would recommend this system to anyone who has an aquarium and anyone who wants clean, great tasting water.