The Planted Tank Forum - View Single Post - Question about r/o water.
View Single Post
post #2 of (permalink) Old 03-04-2007, 09:24 PM
Rex Grigg
Planted Tank Guru
Rex Grigg's Avatar
PTrader: (65/100%)
Join Date: Dec 2002
Location: Portland Orygun
Posts: 9,600
Unless your tank has a source of calcium and magnesium you need to add these. No reason to buy high priced commercial stuff. You can use Greg Watson's gH booster or just use Epsom salts and calcium chloride. You might also want to add a bit of baking soda to raise the kH also.
Rex Grigg is offline  
For the best viewing experience please update your browser to Google Chrome