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Originally Posted by lowfat  RO water w/ no additives. It has been the only thing I've used in the past 4-5 years. My very first build was the only time I added anything to the loop. And it was highlighter.  |
do you buy the water or you do it your self , I have a RO unit here + a cartridge to remove the silicate ( cause of the algae) I use it for my salt water aquarium
someone have ever use a UV filter ?