i put one of those water filters you use for drinking water on my kitchen sink.it took my water from 534ppm tds to 60.you know those one that screw onto the tap for $30 and replacement filters are $8.not what your supposed to use but it helps.
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55 gallon reef with 4x54 watt t5,29 gallon sump,red monti cap,1blue echinophyllia,trumpet,red lobo,2 toadstools 1purple and 1neon,gsp,xenia and yellow xenia,red ,many mushrooms,2 giant frilly shrooms,cabbage coral,yellow polyps,many zoos,1 orange and one neon green nepthia,duncans,cladiella | 
