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Thread: Kh 26 GH 29
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post #16 of (permalink) Old 02-23-2013, 07:58 PM
Planted Tank Obsessed
Join Date: Sep 2012
Location: TX
Posts: 474
Originally Posted by Mahlady View Post
Also I thought it uses 4x the water to make, thus to get 75g of r/o water, u need 300g of reg water?

Can you further explain the process?
The waste water that is "rejected" by the RO membrane (doesn't go through) goes down the drain as waste water. Some people save/collect it to water yards or for other purposes, but most don't.
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