B Bawb2u Gambusia MFK Member Nov 21, 2005 292 2 16 MA Jan 10, 2009 #11 Are you trying to raise GH or KH? I use epsom salt and marine salt to raise GH and I use baking soda to raise KH.
Are you trying to raise GH or KH? I use epsom salt and marine salt to raise GH and I use baking soda to raise KH.