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					Originally Posted by Funky_Fish14  P.S. There is a unit out there, maybe someone can chime in since I cant remember the name, but it has several pre-filter sections and a comes with R/O and DI cannister sections and has built in TDS meter and booster pump. It has a fairly high product/waste efficiency.
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 This one has all the features you mentioned.
http://www.jlaquatics.com/product/vt...+-+100GPD.html