[Birdman]

Quote: Originally Posted by luke frisbee A constant trickle can have a powerful impact on a high density pond, and a flow-through system makes koi smile..as long as the source water is decent (and people are saying your source water is good). Sure throw a bunch of chemicals at your non-problem...but the truth is you don't have a problem... if you want better water then change it out.

That's the direction I am trying to go Luke. Right now I am doing a 500 gal a day change. And only adding just enough calcium to keep the GH at 150 or above. Remenber the GH and KH of my well water is only around 50.