G guudbud Well-Known Member Jun 8, 2009 #1 I am doing a test run with my dyi dwc and some veggies. where I live we have VERY hard water a ro system is out of the question as there too much $$$ any alternatives?
I am doing a test run with my dyi dwc and some veggies. where I live we have VERY hard water a ro system is out of the question as there too much $$$ any alternatives?
