http://www.aquaristsonline.com/blog/aquarium-care/water-quality/consider-using-an-auto-top-up-device/ Information And Resources For Anyone Interested In Aquarium Fish, Saltwater Aquariums, Tropical Fish, Home Aquariums. Aquarium Care, Aquarium Equipment And Much More. Mon, 06 Feb 2012 11:21:50 +0000 hourly 1 http://wordpress.org/?v=3.3.1 http://www.aquaristsonline.com/blog/aquarium-care/water-quality/consider-using-an-auto-top-up-device/comment-page-1/#comment-14598 MrBishopM Wed, 14 May 2008 14:19:47 +0000 http://www.aquaristsonline.com/blog/water-quality/consider-using-an-auto-top-up-device/#comment-14598 I like what you have done with your RO unit and I'm going to be doing the same thing with this new setup but with a shut off valve after the line leaves the DI stage and then a T valve after that to go to my holding tank for water changes. I like what you have done with your RO unit and I’m going to be doing the same thing with this new setup but with a shut off valve after the line leaves the DI stage and then a T valve after that to go to my holding tank for water changes.

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